| history |
[{'data': {'data': {'dataFacets': []}, 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'brand': 'Source Naturals', 'gender': 'Unisex', 'is_lost': 0, 'variants': [{'upc': '021078005056', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 50 Tablets', 'size': '50 count', 'price': 6.69, 'colors': ['1500 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'email_meta': 'sns/sns00505', 'remote_url': 'https://www.iherb.com/pr/~/155177', 'description': 'Color: 1500 mg; Size: 50 count', 'remote_code': '155177', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00505/l/16.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 09/2025 \n\n\n Shipping weight:\n \n 0.26 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00505\nUPC: 021078005056\nPackage quantity:\n \n 50 count\n \n\n\n Dimensions:\n \n 3.95 x 2.25 x 2.15 in\n , \n 0.26 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nStearic acid, hydroxypropyl cellulose, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)1,500 mg9,375%'}, {'upc': '021078005063', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'size': '100 count', 'price': 12.42, 'colors': ['1500 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'email_meta': 'sns/sns00506', 'remote_url': 'https://www.iherb.com/pr/~/1348', 'description': 'Color: 1500 mg; Size: 100 count', 'remote_code': '1348', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'https://s3.images-iherb.com/sns/sns00506/l/40.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%'}, {'upc': '021078005032', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 100 Tablets', 'size': '100 count', 'price': 5.12, 'colors': ['100 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'email_meta': 'sns/sns00503', 'remote_url': 'https://www.iherb.com/pr/~/144866', 'description': 'Color: 100 mg; Size: 100 count', 'remote_code': '144866', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00503/l/13.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedSuitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 08/2024 \n\n\n Shipping weight:\n \n 0.24 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00503\nUPC: 021078005032\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.09 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\xa0\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.\xa0Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\xa0\n\n\n\n\n\n Warnings\n \nDo not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.Note: If you are pregnant, may become pregnant, or breatfeeding, consult your healthcare professional before using this product.\xa0\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%Daily ValueNiacin (as niacinamide)100 mg625%'}, {'upc': '021078005049', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 250 Tablets', 'size': '250 count', 'price': 10.56, 'colors': ['100 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'email_meta': 'sns/sns00504', 'remote_url': 'https://www.iherb.com/pr/~/1350', 'description': 'Color: 100 mg; Size: 250 count', 'remote_code': '1350', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'https://s3.images-iherb.com/sns/sns00504/l/53.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary Supplement\xa0Non GMO Validated\xa0Suitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.18 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00504\nUPC: 021078005049\nPackage quantity:\n \n 250 count\n \n\n\n Dimensions:\n \n 3.35 x 1.75 x 1.75 in\n , \n 0.18 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nNote: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)100 mg625%'}], 'market_id': 89, 'categories': ['Brands A-Z > Source Naturals', 'Categories > Supplements > Vitamins > Vitamin B > Vitamin B3 (Niacin)'], 'description': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%', 'remote_code': 'source-naturals-niacinamide-b-3', 'partial_update': 0, 'product_images': []}, 'date': '2026-08-15 05:20:43'}, {'data': {'data': {'dataFacets': []}, 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'brand': 'Source Naturals', 'gender': 'Unisex', 'is_lost': 0, 'variants': [{'upc': '021078005049', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 250 Tablets', 'size': '250 count', 'price': 10.56, 'colors': ['100 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'email_meta': 'sns/sns00504', 'remote_url': 'https://www.iherb.com/pr/~/1350', 'description': 'Color: 100 mg; Size: 250 count', 'remote_code': '1350', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'https://s3.images-iherb.com/sns/sns00504/l/53.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary Supplement\xa0Non GMO Validated\xa0Suitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.18 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00504\nUPC: 021078005049\nPackage quantity:\n \n 250 count\n \n\n\n Dimensions:\n \n 3.35 x 1.75 x 1.75 in\n , \n 0.18 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nNote: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)100 mg625%'}, {'upc': '021078005063', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'size': '100 count', 'price': 12.42, 'colors': ['1500 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'email_meta': 'sns/sns00506', 'remote_url': 'https://www.iherb.com/pr/~/1348', 'description': 'Color: 1500 mg; Size: 100 count', 'remote_code': '1348', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'https://s3.images-iherb.com/sns/sns00506/l/40.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%'}, {'upc': '021078005056', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 50 Tablets', 'size': '50 count', 'price': 6.69, 'colors': ['1500 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'email_meta': 'sns/sns00505', 'remote_url': 'https://www.iherb.com/pr/~/155177', 'description': 'Color: 1500 mg; Size: 50 count', 'remote_code': '155177', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00505/l/16.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 09/2025 \n\n\n Shipping weight:\n \n 0.26 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00505\nUPC: 021078005056\nPackage quantity:\n \n 50 count\n \n\n\n Dimensions:\n \n 3.95 x 2.25 x 2.15 in\n , \n 0.26 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nStearic acid, hydroxypropyl cellulose, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)1,500 mg9,375%'}, {'upc': '021078005032', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 100 Tablets', 'size': '100 count', 'price': 5.12, 'colors': ['100 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'email_meta': 'sns/sns00503', 'remote_url': 'https://www.iherb.com/pr/~/144866', 'description': 'Color: 100 mg; Size: 100 count', 'remote_code': '144866', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00503/l/13.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedSuitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 08/2024 \n\n\n Shipping weight:\n \n 0.24 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00503\nUPC: 021078005032\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.09 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\xa0\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.\xa0Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\xa0\n\n\n\n\n\n Warnings\n \nDo not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.Note: If you are pregnant, may become pregnant, or breatfeeding, consult your healthcare professional before using this product.\xa0\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%Daily ValueNiacin (as niacinamide)100 mg625%'}], 'market_id': 89, 'categories': ['Brands A-Z > Source Naturals', 'Categories > Supplements > Vitamins > Vitamin B > Vitamin B3 (Niacin)'], 'description': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%', 'remote_code': 'source-naturals-niacinamide-b-3', 'partial_update': 0, 'product_images': []}, 'date': '2026-08-14 16:49:50'}, {'data': {'data': {'dataFacets': []}, 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'brand': 'Source Naturals', 'gender': 'Unisex', 'is_lost': 0, 'variants': [{'upc': '021078005049', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 250 Tablets', 'size': '250 count', 'price': 10.56, 'colors': ['100 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'email_meta': 'sns/sns00504', 'remote_url': 'https://www.iherb.com/pr/~/1350', 'description': 'Color: 100 mg; Size: 250 count', 'remote_code': '1350', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'https://s3.images-iherb.com/sns/sns00504/l/53.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary Supplement\xa0Non GMO Validated\xa0Suitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.18 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00504\nUPC: 021078005049\nPackage quantity:\n \n 250 count\n \n\n\n Dimensions:\n \n 3.35 x 1.75 x 1.75 in\n , \n 0.18 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nNote: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)100 mg625%'}, {'upc': '021078005056', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 50 Tablets', 'size': '50 count', 'price': 6.69, 'colors': ['1500 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'email_meta': 'sns/sns00505', 'remote_url': 'https://www.iherb.com/pr/~/155177', 'description': 'Color: 1500 mg; Size: 50 count', 'remote_code': '155177', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00505/l/16.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 09/2025 \n\n\n Shipping weight:\n \n 0.26 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00505\nUPC: 021078005056\nPackage quantity:\n \n 50 count\n \n\n\n Dimensions:\n \n 3.95 x 2.25 x 2.15 in\n , \n 0.26 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nStearic acid, hydroxypropyl cellulose, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)1,500 mg9,375%'}, {'upc': '021078005063', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'size': '100 count', 'price': 12.42, 'colors': ['1500 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'email_meta': 'sns/sns00506', 'remote_url': 'https://www.iherb.com/pr/~/1348', 'description': 'Color: 1500 mg; Size: 100 count', 'remote_code': '1348', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'https://s3.images-iherb.com/sns/sns00506/l/40.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%'}, {'upc': '021078005032', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 100 Tablets', 'size': '100 count', 'price': 5.12, 'colors': ['100 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'email_meta': 'sns/sns00503', 'remote_url': 'https://www.iherb.com/pr/~/144866', 'description': 'Color: 100 mg; Size: 100 count', 'remote_code': '144866', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00503/l/13.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedSuitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 08/2024 \n\n\n Shipping weight:\n \n 0.24 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00503\nUPC: 021078005032\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.09 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\xa0\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.\xa0Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\xa0\n\n\n\n\n\n Warnings\n \nDo not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.Note: If you are pregnant, may become pregnant, or breatfeeding, consult your healthcare professional before using this product.\xa0\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%Daily ValueNiacin (as niacinamide)100 mg625%'}], 'market_id': 89, 'categories': ['Brands A-Z > Source Naturals', 'Categories > Supplements > Vitamins > Vitamin B > Vitamin B3 (Niacin)'], 'description': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%', 'remote_code': 'source-naturals-niacinamide-b-3', 'partial_update': 0, 'product_images': []}, 'date': '2026-08-14 05:33:51'}, {'data': {'data': {'dataFacets': []}, 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'brand': 'Source Naturals', 'gender': 'Unisex', 'is_lost': 0, 'variants': [{'upc': '021078005063', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'size': '100 count', 'price': 12.42, 'colors': ['1500 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'email_meta': 'sns/sns00506', 'remote_url': 'https://www.iherb.com/pr/~/1348', 'description': 'Color: 1500 mg; Size: 100 count', 'remote_code': '1348', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'https://s3.images-iherb.com/sns/sns00506/l/40.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%'}, {'upc': '021078005056', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 50 Tablets', 'size': '50 count', 'price': 6.69, 'colors': ['1500 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'email_meta': 'sns/sns00505', 'remote_url': 'https://www.iherb.com/pr/~/155177', 'description': 'Color: 1500 mg; Size: 50 count', 'remote_code': '155177', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00505/l/16.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 09/2025 \n\n\n Shipping weight:\n \n 0.26 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00505\nUPC: 021078005056\nPackage quantity:\n \n 50 count\n \n\n\n Dimensions:\n \n 3.95 x 2.25 x 2.15 in\n , \n 0.26 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nStearic acid, hydroxypropyl cellulose, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)1,500 mg9,375%'}, {'upc': '021078005049', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 250 Tablets', 'size': '250 count', 'price': 10.56, 'colors': ['100 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'email_meta': 'sns/sns00504', 'remote_url': 'https://www.iherb.com/pr/~/1350', 'description': 'Color: 100 mg; Size: 250 count', 'remote_code': '1350', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'https://s3.images-iherb.com/sns/sns00504/l/53.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary Supplement\xa0Non GMO Validated\xa0Suitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.18 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00504\nUPC: 021078005049\nPackage quantity:\n \n 250 count\n \n\n\n Dimensions:\n \n 3.35 x 1.75 x 1.75 in\n , \n 0.18 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nNote: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)100 mg625%'}, {'upc': '021078005032', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 100 Tablets', 'size': '100 count', 'price': 5.12, 'colors': ['100 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'email_meta': 'sns/sns00503', 'remote_url': 'https://www.iherb.com/pr/~/144866', 'description': 'Color: 100 mg; Size: 100 count', 'remote_code': '144866', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00503/l/13.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedSuitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 08/2024 \n\n\n Shipping weight:\n \n 0.24 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00503\nUPC: 021078005032\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.09 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\xa0\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.\xa0Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\xa0\n\n\n\n\n\n Warnings\n \nDo not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.Note: If you are pregnant, may become pregnant, or breatfeeding, consult your healthcare professional before using this product.\xa0\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%Daily ValueNiacin (as niacinamide)100 mg625%'}], 'market_id': 89, 'categories': ['Brands A-Z > Source Naturals', 'Categories > Supplements > Vitamins > Vitamin B > Vitamin B3 (Niacin)'], 'description': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%', 'remote_code': 'source-naturals-niacinamide-b-3', 'partial_update': 0, 'product_images': []}, 'date': '2026-08-13 16:16:00'}, {'data': {'data': {'dataFacets': []}, 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'brand': 'Source Naturals', 'gender': 'Unisex', 'is_lost': 0, 'variants': [{'upc': '021078005063', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'size': '100 count', 'price': 12.42, 'colors': ['1500 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'email_meta': 'sns/sns00506', 'remote_url': 'https://www.iherb.com/pr/~/1348', 'description': 'Color: 1500 mg; Size: 100 count', 'remote_code': '1348', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'https://s3.images-iherb.com/sns/sns00506/l/40.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%'}, {'upc': '021078005049', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 250 Tablets', 'size': '250 count', 'price': 10.56, 'colors': ['100 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'email_meta': 'sns/sns00504', 'remote_url': 'https://www.iherb.com/pr/~/1350', 'description': 'Color: 100 mg; Size: 250 count', 'remote_code': '1350', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'https://s3.images-iherb.com/sns/sns00504/l/53.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary Supplement\xa0Non GMO Validated\xa0Suitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.18 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00504\nUPC: 021078005049\nPackage quantity:\n \n 250 count\n \n\n\n Dimensions:\n \n 3.35 x 1.75 x 1.75 in\n , \n 0.18 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nNote: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)100 mg625%'}, {'upc': '021078005056', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 50 Tablets', 'size': '50 count', 'price': 6.69, 'colors': ['1500 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'email_meta': 'sns/sns00505', 'remote_url': 'https://www.iherb.com/pr/~/155177', 'description': 'Color: 1500 mg; Size: 50 count', 'remote_code': '155177', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00505/l/16.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 09/2025 \n\n\n Shipping weight:\n \n 0.26 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00505\nUPC: 021078005056\nPackage quantity:\n \n 50 count\n \n\n\n Dimensions:\n \n 3.95 x 2.25 x 2.15 in\n , \n 0.26 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nStearic acid, hydroxypropyl cellulose, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)1,500 mg9,375%'}, {'upc': '021078005032', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 100 Tablets', 'size': '100 count', 'price': 5.12, 'colors': ['100 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'email_meta': 'sns/sns00503', 'remote_url': 'https://www.iherb.com/pr/~/144866', 'description': 'Color: 100 mg; Size: 100 count', 'remote_code': '144866', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00503/l/13.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedSuitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 08/2024 \n\n\n Shipping weight:\n \n 0.24 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00503\nUPC: 021078005032\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.09 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\xa0\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.\xa0Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\xa0\n\n\n\n\n\n Warnings\n \nDo not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.Note: If you are pregnant, may become pregnant, or breatfeeding, consult your healthcare professional before using this product.\xa0\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%Daily ValueNiacin (as niacinamide)100 mg625%'}], 'market_id': 89, 'categories': ['Brands A-Z > Source Naturals', 'Categories > Supplements > Vitamins > Vitamin B > Vitamin B3 (Niacin)'], 'description': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%', 'remote_code': 'source-naturals-niacinamide-b-3', 'partial_update': 0, 'product_images': []}, 'date': '2026-08-13 10:03:37'}, {'data': {'data': {'dataFacets': []}, 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'brand': 'Source Naturals', 'gender': 'Unisex', 'is_lost': 0, 'variants': [{'upc': '021078005049', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 250 Tablets', 'size': '250 count', 'price': 10.56, 'colors': ['100 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'email_meta': 'sns/sns00504', 'remote_url': 'https://www.iherb.com/pr/~/1350', 'description': 'Color: 100 mg; Size: 250 count', 'remote_code': '1350', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'https://s3.images-iherb.com/sns/sns00504/l/53.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary Supplement\xa0Non GMO Validated\xa0Suitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.18 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00504\nUPC: 021078005049\nPackage quantity:\n \n 250 count\n \n\n\n Dimensions:\n \n 3.35 x 1.75 x 1.75 in\n , \n 0.18 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nNote: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)100 mg625%'}, {'upc': '021078005056', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 50 Tablets', 'size': '50 count', 'price': 6.69, 'colors': ['1500 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'email_meta': 'sns/sns00505', 'remote_url': 'https://www.iherb.com/pr/~/155177', 'description': 'Color: 1500 mg; Size: 50 count', 'remote_code': '155177', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00505/l/16.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 09/2025 \n\n\n Shipping weight:\n \n 0.26 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00505\nUPC: 021078005056\nPackage quantity:\n \n 50 count\n \n\n\n Dimensions:\n \n 3.95 x 2.25 x 2.15 in\n , \n 0.26 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nStearic acid, hydroxypropyl cellulose, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)1,500 mg9,375%'}, {'upc': '021078005032', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 100 Tablets', 'size': '100 count', 'price': 5.12, 'colors': ['100 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'email_meta': 'sns/sns00503', 'remote_url': 'https://www.iherb.com/pr/~/144866', 'description': 'Color: 100 mg; Size: 100 count', 'remote_code': '144866', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00503/l/13.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedSuitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 08/2024 \n\n\n Shipping weight:\n \n 0.24 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00503\nUPC: 021078005032\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.09 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\xa0\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.\xa0Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\xa0\n\n\n\n\n\n Warnings\n \nDo not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.Note: If you are pregnant, may become pregnant, or breatfeeding, consult your healthcare professional before using this product.\xa0\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%Daily ValueNiacin (as niacinamide)100 mg625%'}, {'upc': '021078005063', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'size': '100 count', 'price': 12.42, 'colors': ['1500 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'email_meta': 'sns/sns00506', 'remote_url': 'https://www.iherb.com/pr/~/1348', 'description': 'Color: 1500 mg; Size: 100 count', 'remote_code': '1348', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'https://s3.images-iherb.com/sns/sns00506/l/40.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%'}], 'market_id': 89, 'categories': ['Brands A-Z > Source Naturals', 'Categories > Supplements > Vitamins > Vitamin B > Vitamin B3 (Niacin)'], 'description': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%', 'remote_code': 'source-naturals-niacinamide-b-3', 'partial_update': 0, 'product_images': []}, 'date': '2026-08-13 09:40:35'}, {'data': {'data': {'dataFacets': []}, 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'brand': 'Source Naturals', 'gender': 'Unisex', 'is_lost': 0, 'variants': [{'upc': '021078005056', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 50 Tablets', 'size': '50 count', 'price': 6.69, 'colors': ['1500 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'email_meta': 'sns/sns00505', 'remote_url': 'https://www.iherb.com/pr/~/155177', 'description': 'Color: 1500 mg; Size: 50 count', 'remote_code': '155177', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00505/l/16.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 09/2025 \n\n\n Shipping weight:\n \n 0.26 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00505\nUPC: 021078005056\nPackage quantity:\n \n 50 count\n \n\n\n Dimensions:\n \n 3.95 x 2.25 x 2.15 in\n , \n 0.26 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nStearic acid, hydroxypropyl cellulose, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)1,500 mg9,375%'}, {'upc': '021078005063', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'size': '100 count', 'price': 12.42, 'colors': ['1500 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'email_meta': 'sns/sns00506', 'remote_url': 'https://www.iherb.com/pr/~/1348', 'description': 'Color: 1500 mg; Size: 100 count', 'remote_code': '1348', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'https://s3.images-iherb.com/sns/sns00506/l/40.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%'}, {'upc': '021078005049', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 250 Tablets', 'size': '250 count', 'price': 10.56, 'colors': ['100 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'email_meta': 'sns/sns00504', 'remote_url': 'https://www.iherb.com/pr/~/1350', 'description': 'Color: 100 mg; Size: 250 count', 'remote_code': '1350', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'https://s3.images-iherb.com/sns/sns00504/l/53.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary Supplement\xa0Non GMO Validated\xa0Suitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.18 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00504\nUPC: 021078005049\nPackage quantity:\n \n 250 count\n \n\n\n Dimensions:\n \n 3.35 x 1.75 x 1.75 in\n , \n 0.18 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nNote: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)100 mg625%'}, {'upc': '021078005032', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 100 Tablets', 'size': '100 count', 'price': 5.12, 'colors': ['100 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'email_meta': 'sns/sns00503', 'remote_url': 'https://www.iherb.com/pr/~/144866', 'description': 'Color: 100 mg; Size: 100 count', 'remote_code': '144866', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00503/l/13.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedSuitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 08/2024 \n\n\n Shipping weight:\n \n 0.24 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00503\nUPC: 021078005032\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.09 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\xa0\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.\xa0Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\xa0\n\n\n\n\n\n Warnings\n \nDo not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.Note: If you are pregnant, may become pregnant, or breatfeeding, consult your healthcare professional before using this product.\xa0\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%Daily ValueNiacin (as niacinamide)100 mg625%'}], 'market_id': 89, 'categories': ['Brands A-Z > Source Naturals', 'Categories > Supplements > Vitamins > Vitamin B > Vitamin B3 (Niacin)'], 'description': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%', 'remote_code': 'source-naturals-niacinamide-b-3', 'partial_update': 0, 'product_images': []}, 'date': '2026-08-13 05:30:49'}, {'data': {'data': {'dataFacets': []}, 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'brand': 'Source Naturals', 'gender': 'Unisex', 'is_lost': 0, 'variants': [{'upc': '021078005056', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 50 Tablets', 'size': '50 count', 'price': 6.69, 'colors': ['1500 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'email_meta': 'sns/sns00505', 'remote_url': 'https://www.iherb.com/pr/~/155177', 'description': 'Color: 1500 mg; Size: 50 count', 'remote_code': '155177', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00505/l/16.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 09/2025 \n\n\n Shipping weight:\n \n 0.26 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00505\nUPC: 021078005056\nPackage quantity:\n \n 50 count\n \n\n\n Dimensions:\n \n 3.95 x 2.25 x 2.15 in\n , \n 0.26 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nStearic acid, hydroxypropyl cellulose, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)1,500 mg9,375%'}, {'upc': '021078005032', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 100 Tablets', 'size': '100 count', 'price': 5.12, 'colors': ['100 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'email_meta': 'sns/sns00503', 'remote_url': 'https://www.iherb.com/pr/~/144866', 'description': 'Color: 100 mg; Size: 100 count', 'remote_code': '144866', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00503/l/13.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedSuitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 08/2024 \n\n\n Shipping weight:\n \n 0.24 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00503\nUPC: 021078005032\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.09 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\xa0\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.\xa0Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\xa0\n\n\n\n\n\n Warnings\n \nDo not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.Note: If you are pregnant, may become pregnant, or breatfeeding, consult your healthcare professional before using this product.\xa0\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%Daily ValueNiacin (as niacinamide)100 mg625%'}, {'upc': '021078005063', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'size': '100 count', 'price': 12.42, 'colors': ['1500 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'email_meta': 'sns/sns00506', 'remote_url': 'https://www.iherb.com/pr/~/1348', 'description': 'Color: 1500 mg; Size: 100 count', 'remote_code': '1348', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'https://s3.images-iherb.com/sns/sns00506/l/40.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%'}, {'upc': '021078005049', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 250 Tablets', 'size': '250 count', 'price': 10.56, 'colors': ['100 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'email_meta': 'sns/sns00504', 'remote_url': 'https://www.iherb.com/pr/~/1350', 'description': 'Color: 100 mg; Size: 250 count', 'remote_code': '1350', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'https://s3.images-iherb.com/sns/sns00504/l/53.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary Supplement\xa0Non GMO Validated\xa0Suitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.18 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00504\nUPC: 021078005049\nPackage quantity:\n \n 250 count\n \n\n\n Dimensions:\n \n 3.35 x 1.75 x 1.75 in\n , \n 0.18 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nNote: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)100 mg625%'}], 'market_id': 89, 'categories': ['Brands A-Z > Source Naturals', 'Categories > Supplements > Vitamins > Vitamin B > Vitamin B3 (Niacin)'], 'description': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%', 'remote_code': 'source-naturals-niacinamide-b-3', 'partial_update': 0, 'product_images': []}, 'date': '2026-08-12 18:47:34'}, {'data': {'data': {'dataFacets': []}, 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'brand': 'Source Naturals', 'gender': 'Unisex', 'is_lost': 0, 'variants': [{'upc': '021078005056', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 50 Tablets', 'size': '50 count', 'price': 6.69, 'colors': ['1500 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'email_meta': 'sns/sns00505', 'remote_url': 'https://www.iherb.com/pr/~/155177', 'description': 'Color: 1500 mg; Size: 50 count', 'remote_code': '155177', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00505/l/16.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 09/2025 \n\n\n Shipping weight:\n \n 0.26 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00505\nUPC: 021078005056\nPackage quantity:\n \n 50 count\n \n\n\n Dimensions:\n \n 3.95 x 2.25 x 2.15 in\n , \n 0.26 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nStearic acid, hydroxypropyl cellulose, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)1,500 mg9,375%'}, {'upc': '021078005063', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'size': '100 count', 'price': 12.42, 'colors': ['1500 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'email_meta': 'sns/sns00506', 'remote_url': 'https://www.iherb.com/pr/~/1348', 'description': 'Color: 1500 mg; Size: 100 count', 'remote_code': '1348', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'https://s3.images-iherb.com/sns/sns00506/l/40.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%'}, {'upc': '021078005049', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 250 Tablets', 'size': '250 count', 'price': 10.56, 'colors': ['100 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'email_meta': 'sns/sns00504', 'remote_url': 'https://www.iherb.com/pr/~/1350', 'description': 'Color: 100 mg; Size: 250 count', 'remote_code': '1350', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'https://s3.images-iherb.com/sns/sns00504/l/53.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary Supplement\xa0Non GMO Validated\xa0Suitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.18 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00504\nUPC: 021078005049\nPackage quantity:\n \n 250 count\n \n\n\n Dimensions:\n \n 3.35 x 1.75 x 1.75 in\n , \n 0.18 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nNote: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)100 mg625%'}, {'upc': '021078005032', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 100 Tablets', 'size': '100 count', 'price': 5.12, 'colors': ['100 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'email_meta': 'sns/sns00503', 'remote_url': 'https://www.iherb.com/pr/~/144866', 'description': 'Color: 100 mg; Size: 100 count', 'remote_code': '144866', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00503/l/13.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedSuitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 08/2024 \n\n\n Shipping weight:\n \n 0.24 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00503\nUPC: 021078005032\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.09 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\xa0\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.\xa0Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\xa0\n\n\n\n\n\n Warnings\n \nDo not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.Note: If you are pregnant, may become pregnant, or breatfeeding, consult your healthcare professional before using this product.\xa0\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%Daily ValueNiacin (as niacinamide)100 mg625%'}], 'market_id': 89, 'categories': ['Brands A-Z > Source Naturals', 'Categories > Supplements > Vitamins > Vitamin B > Vitamin B3 (Niacin)'], 'description': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%', 'remote_code': 'source-naturals-niacinamide-b-3', 'partial_update': 0, 'product_images': []}, 'date': '2026-08-12 09:45:06'}, {'data': {'data': {'dataFacets': []}, 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'brand': 'Source Naturals', 'gender': 'Unisex', 'is_lost': 0, 'variants': [{'upc': '021078005049', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 250 Tablets', 'size': '250 count', 'price': 10.56, 'colors': ['100 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'email_meta': 'sns/sns00504', 'remote_url': 'https://www.iherb.com/pr/~/1350', 'description': 'Color: 100 mg; Size: 250 count', 'remote_code': '1350', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'https://s3.images-iherb.com/sns/sns00504/l/53.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary Supplement\xa0Non GMO Validated\xa0Suitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.18 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00504\nUPC: 021078005049\nPackage quantity:\n \n 250 count\n \n\n\n Dimensions:\n \n 3.35 x 1.75 x 1.75 in\n , \n 0.18 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nNote: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)100 mg625%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005063', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'size': '100 count', 'price': 12.42, 'colors': ['1500 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'email_meta': 'sns/sns00506', 'remote_url': 'https://www.iherb.com/pr/~/1348', 'description': 'Color: 1500 mg; Size: 100 count', 'remote_code': '1348', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'https://s3.images-iherb.com/sns/sns00506/l/40.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005056', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 50 Tablets', 'size': '50 count', 'price': 6.69, 'colors': ['1500 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'email_meta': 'sns/sns00505', 'remote_url': 'https://www.iherb.com/pr/~/155177', 'description': 'Color: 1500 mg; Size: 50 count', 'remote_code': '155177', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00505/l/16.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 09/2025 \n\n\n Shipping weight:\n \n 0.26 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00505\nUPC: 021078005056\nPackage quantity:\n \n 50 count\n \n\n\n Dimensions:\n \n 3.95 x 2.25 x 2.15 in\n , \n 0.26 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nStearic acid, hydroxypropyl cellulose, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)1,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005032', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 100 Tablets', 'size': '100 count', 'price': 5.12, 'colors': ['100 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'email_meta': 'sns/sns00503', 'remote_url': 'https://www.iherb.com/pr/~/144866', 'description': 'Color: 100 mg; Size: 100 count', 'remote_code': '144866', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00503/l/13.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedSuitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 08/2024 \n\n\n Shipping weight:\n \n 0.24 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00503\nUPC: 021078005032\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.09 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\xa0\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.\xa0Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\xa0\n\n\n\n\n\n Warnings\n \nDo not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.Note: If you are pregnant, may become pregnant, or breatfeeding, consult your healthcare professional before using this product.\xa0\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%Daily ValueNiacin (as niacinamide)100 mg625%\n\n\n\n\n\n\nVisit manufacturer\'s website'}], 'market_id': 89, 'categories': ['Brands A-Z > Source Naturals', 'Categories > Supplements > Vitamins > Vitamin B > Vitamin B3 (Niacin)'], 'description': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website', 'remote_code': 'source-naturals-niacinamide-b-3', 'partial_update': 0, 'product_images': []}, 'date': '2026-08-12 04:56:41'}, {'data': {'data': {'dataFacets': []}, 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'brand': 'Source Naturals', 'gender': 'Unisex', 'is_lost': 0, 'variants': [{'upc': '021078005056', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 50 Tablets', 'size': '50 count', 'price': 6.69, 'colors': ['1500 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'email_meta': 'sns/sns00505', 'remote_url': 'https://www.iherb.com/pr/~/155177', 'description': 'Color: 1500 mg; Size: 50 count', 'remote_code': '155177', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00505/l/16.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 09/2025 \n\n\n Shipping weight:\n \n 0.26 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00505\nUPC: 021078005056\nPackage quantity:\n \n 50 count\n \n\n\n Dimensions:\n \n 3.95 x 2.25 x 2.15 in\n , \n 0.26 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nStearic acid, hydroxypropyl cellulose, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)1,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005049', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 250 Tablets', 'size': '250 count', 'price': 10.56, 'colors': ['100 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'email_meta': 'sns/sns00504', 'remote_url': 'https://www.iherb.com/pr/~/1350', 'description': 'Color: 100 mg; Size: 250 count', 'remote_code': '1350', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'https://s3.images-iherb.com/sns/sns00504/l/53.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary Supplement\xa0Non GMO Validated\xa0Suitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.18 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00504\nUPC: 021078005049\nPackage quantity:\n \n 250 count\n \n\n\n Dimensions:\n \n 3.35 x 1.75 x 1.75 in\n , \n 0.18 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nNote: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)100 mg625%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005063', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'size': '100 count', 'price': 12.42, 'colors': ['1500 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'email_meta': 'sns/sns00506', 'remote_url': 'https://www.iherb.com/pr/~/1348', 'description': 'Color: 1500 mg; Size: 100 count', 'remote_code': '1348', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'https://s3.images-iherb.com/sns/sns00506/l/40.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005032', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 100 Tablets', 'size': '100 count', 'price': 5.12, 'colors': ['100 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'email_meta': 'sns/sns00503', 'remote_url': 'https://www.iherb.com/pr/~/144866', 'description': 'Color: 100 mg; Size: 100 count', 'remote_code': '144866', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00503/l/13.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedSuitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 08/2024 \n\n\n Shipping weight:\n \n 0.24 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00503\nUPC: 021078005032\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.09 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\xa0\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.\xa0Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\xa0\n\n\n\n\n\n Warnings\n \nDo not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.Note: If you are pregnant, may become pregnant, or breatfeeding, consult your healthcare professional before using this product.\xa0\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%Daily ValueNiacin (as niacinamide)100 mg625%\n\n\n\n\n\n\nVisit manufacturer\'s website'}], 'market_id': 89, 'categories': ['Brands A-Z > Source Naturals', 'Categories > Supplements > Vitamins > Vitamin B > Vitamin B3 (Niacin)'], 'description': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website', 'remote_code': 'source-naturals-niacinamide-b-3', 'partial_update': 0, 'product_images': []}, 'date': '2026-08-11 19:41:29'}, {'data': {'data': {'dataFacets': []}, 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'brand': 'Source Naturals', 'gender': 'Unisex', 'is_lost': 0, 'variants': [{'upc': '021078005049', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 250 Tablets', 'size': '250 count', 'price': 10.56, 'colors': ['100 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'email_meta': 'sns/sns00504', 'remote_url': 'https://www.iherb.com/pr/~/1350', 'description': 'Color: 100 mg; Size: 250 count', 'remote_code': '1350', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'https://s3.images-iherb.com/sns/sns00504/l/53.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary Supplement\xa0Non GMO Validated\xa0Suitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.18 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00504\nUPC: 021078005049\nPackage quantity:\n \n 250 count\n \n\n\n Dimensions:\n \n 3.35 x 1.75 x 1.75 in\n , \n 0.18 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nNote: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)100 mg625%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005056', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 50 Tablets', 'size': '50 count', 'price': 6.69, 'colors': ['1500 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'email_meta': 'sns/sns00505', 'remote_url': 'https://www.iherb.com/pr/~/155177', 'description': 'Color: 1500 mg; Size: 50 count', 'remote_code': '155177', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00505/l/16.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 09/2025 \n\n\n Shipping weight:\n \n 0.26 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00505\nUPC: 021078005056\nPackage quantity:\n \n 50 count\n \n\n\n Dimensions:\n \n 3.95 x 2.25 x 2.15 in\n , \n 0.26 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nStearic acid, hydroxypropyl cellulose, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)1,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005063', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'size': '100 count', 'price': 12.42, 'colors': ['1500 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'email_meta': 'sns/sns00506', 'remote_url': 'https://www.iherb.com/pr/~/1348', 'description': 'Color: 1500 mg; Size: 100 count', 'remote_code': '1348', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'https://s3.images-iherb.com/sns/sns00506/l/40.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005032', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 100 Tablets', 'size': '100 count', 'price': 5.12, 'colors': ['100 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'email_meta': 'sns/sns00503', 'remote_url': 'https://www.iherb.com/pr/~/144866', 'description': 'Color: 100 mg; Size: 100 count', 'remote_code': '144866', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00503/l/13.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedSuitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 08/2024 \n\n\n Shipping weight:\n \n 0.24 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00503\nUPC: 021078005032\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.09 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\xa0\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.\xa0Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\xa0\n\n\n\n\n\n Warnings\n \nDo not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.Note: If you are pregnant, may become pregnant, or breatfeeding, consult your healthcare professional before using this product.\xa0\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%Daily ValueNiacin (as niacinamide)100 mg625%\n\n\n\n\n\n\nVisit manufacturer\'s website'}], 'market_id': 89, 'categories': ['Brands A-Z > Source Naturals', 'Categories > Supplements > Vitamins > Vitamin B > Vitamin B3 (Niacin)'], 'description': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website', 'remote_code': 'source-naturals-niacinamide-b-3', 'partial_update': 0, 'product_images': []}, 'date': '2026-08-11 16:20:57'}, {'data': {'data': {'dataFacets': []}, 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'brand': 'Source Naturals', 'gender': 'Unisex', 'is_lost': 0, 'variants': [{'upc': '021078005049', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 250 Tablets', 'size': '250 count', 'price': 10.56, 'colors': ['100 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'email_meta': 'sns/sns00504', 'remote_url': 'https://www.iherb.com/pr/~/1350', 'description': 'Color: 100 mg; Size: 250 count', 'remote_code': '1350', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'https://s3.images-iherb.com/sns/sns00504/l/53.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary Supplement\xa0Non GMO Validated\xa0Suitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.18 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00504\nUPC: 021078005049\nPackage quantity:\n \n 250 count\n \n\n\n Dimensions:\n \n 3.35 x 1.75 x 1.75 in\n , \n 0.18 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nNote: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)100 mg625%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005056', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 50 Tablets', 'size': '50 count', 'price': 6.69, 'colors': ['1500 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'email_meta': 'sns/sns00505', 'remote_url': 'https://www.iherb.com/pr/~/155177', 'description': 'Color: 1500 mg; Size: 50 count', 'remote_code': '155177', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00505/l/16.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 09/2025 \n\n\n Shipping weight:\n \n 0.26 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00505\nUPC: 021078005056\nPackage quantity:\n \n 50 count\n \n\n\n Dimensions:\n \n 3.95 x 2.25 x 2.15 in\n , \n 0.26 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nStearic acid, hydroxypropyl cellulose, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)1,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005032', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 100 Tablets', 'size': '100 count', 'price': 5.12, 'colors': ['100 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'email_meta': 'sns/sns00503', 'remote_url': 'https://www.iherb.com/pr/~/144866', 'description': 'Color: 100 mg; Size: 100 count', 'remote_code': '144866', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00503/l/13.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedSuitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 08/2024 \n\n\n Shipping weight:\n \n 0.24 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00503\nUPC: 021078005032\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.09 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\xa0\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.\xa0Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\xa0\n\n\n\n\n\n Warnings\n \nDo not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.Note: If you are pregnant, may become pregnant, or breatfeeding, consult your healthcare professional before using this product.\xa0\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%Daily ValueNiacin (as niacinamide)100 mg625%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005063', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'size': '100 count', 'price': 12.42, 'colors': ['1500 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'email_meta': 'sns/sns00506', 'remote_url': 'https://www.iherb.com/pr/~/1348', 'description': 'Color: 1500 mg; Size: 100 count', 'remote_code': '1348', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'https://s3.images-iherb.com/sns/sns00506/l/40.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website'}], 'market_id': 89, 'categories': ['Brands A-Z > Source Naturals', 'Categories > Supplements > Vitamins > Vitamin B > Vitamin B3 (Niacin)'], 'description': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website', 'remote_code': 'source-naturals-niacinamide-b-3', 'partial_update': 0, 'product_images': []}, 'date': '2026-08-11 10:50:36'}, {'data': {'data': {'dataFacets': []}, 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'brand': 'Source Naturals', 'gender': 'Unisex', 'is_lost': 0, 'variants': [{'upc': '021078005049', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 250 Tablets', 'size': '250 count', 'price': 10.56, 'colors': ['100 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'email_meta': 'sns/sns00504', 'remote_url': 'https://www.iherb.com/pr/~/1350', 'description': 'Color: 100 mg; Size: 250 count', 'remote_code': '1350', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'https://s3.images-iherb.com/sns/sns00504/l/53.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary Supplement\xa0Non GMO Validated\xa0Suitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.18 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00504\nUPC: 021078005049\nPackage quantity:\n \n 250 count\n \n\n\n Dimensions:\n \n 3.35 x 1.75 x 1.75 in\n , \n 0.18 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nNote: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)100 mg625%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005056', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 50 Tablets', 'size': '50 count', 'price': 6.69, 'colors': ['1500 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'email_meta': 'sns/sns00505', 'remote_url': 'https://www.iherb.com/pr/~/155177', 'description': 'Color: 1500 mg; Size: 50 count', 'remote_code': '155177', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00505/l/16.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 09/2025 \n\n\n Shipping weight:\n \n 0.26 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00505\nUPC: 021078005056\nPackage quantity:\n \n 50 count\n \n\n\n Dimensions:\n \n 3.95 x 2.25 x 2.15 in\n , \n 0.26 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nStearic acid, hydroxypropyl cellulose, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)1,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005063', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'size': '100 count', 'price': 12.42, 'colors': ['1500 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'email_meta': 'sns/sns00506', 'remote_url': 'https://www.iherb.com/pr/~/1348', 'description': 'Color: 1500 mg; Size: 100 count', 'remote_code': '1348', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'https://s3.images-iherb.com/sns/sns00506/l/40.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005032', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 100 Tablets', 'size': '100 count', 'price': 5.12, 'colors': ['100 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'email_meta': 'sns/sns00503', 'remote_url': 'https://www.iherb.com/pr/~/144866', 'description': 'Color: 100 mg; Size: 100 count', 'remote_code': '144866', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00503/l/13.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedSuitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 08/2024 \n\n\n Shipping weight:\n \n 0.24 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00503\nUPC: 021078005032\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.09 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\xa0\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.\xa0Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\xa0\n\n\n\n\n\n Warnings\n \nDo not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.Note: If you are pregnant, may become pregnant, or breatfeeding, consult your healthcare professional before using this product.\xa0\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%Daily ValueNiacin (as niacinamide)100 mg625%\n\n\n\n\n\n\nVisit manufacturer\'s website'}], 'market_id': 89, 'categories': ['Brands A-Z > Source Naturals', 'Categories > Supplements > Vitamins > Vitamin B > Vitamin B3 (Niacin)'], 'description': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website', 'remote_code': 'source-naturals-niacinamide-b-3', 'partial_update': 0, 'product_images': []}, 'date': '2026-08-11 10:21:48'}, {'data': {'data': {'dataFacets': []}, 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'brand': 'Source Naturals', 'gender': 'Unisex', 'is_lost': 0, 'variants': [{'upc': '021078005049', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 250 Tablets', 'size': '250 count', 'price': 10.56, 'colors': ['100 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'email_meta': 'sns/sns00504', 'remote_url': 'https://www.iherb.com/pr/~/1350', 'description': 'Color: 100 mg; Size: 250 count', 'remote_code': '1350', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'https://s3.images-iherb.com/sns/sns00504/l/53.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary Supplement\xa0Non GMO Validated\xa0Suitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.18 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00504\nUPC: 021078005049\nPackage quantity:\n \n 250 count\n \n\n\n Dimensions:\n \n 3.35 x 1.75 x 1.75 in\n , \n 0.18 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nNote: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)100 mg625%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005056', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 50 Tablets', 'size': '50 count', 'price': 6.69, 'colors': ['1500 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'email_meta': 'sns/sns00505', 'remote_url': 'https://www.iherb.com/pr/~/155177', 'description': 'Color: 1500 mg; Size: 50 count', 'remote_code': '155177', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00505/l/16.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 09/2025 \n\n\n Shipping weight:\n \n 0.26 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00505\nUPC: 021078005056\nPackage quantity:\n \n 50 count\n \n\n\n Dimensions:\n \n 3.95 x 2.25 x 2.15 in\n , \n 0.26 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nStearic acid, hydroxypropyl cellulose, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)1,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005032', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 100 Tablets', 'size': '100 count', 'price': 5.12, 'colors': ['100 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'email_meta': 'sns/sns00503', 'remote_url': 'https://www.iherb.com/pr/~/144866', 'description': 'Color: 100 mg; Size: 100 count', 'remote_code': '144866', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00503/l/13.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedSuitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 08/2024 \n\n\n Shipping weight:\n \n 0.24 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00503\nUPC: 021078005032\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.09 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\xa0\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.\xa0Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\xa0\n\n\n\n\n\n Warnings\n \nDo not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.Note: If you are pregnant, may become pregnant, or breatfeeding, consult your healthcare professional before using this product.\xa0\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%Daily ValueNiacin (as niacinamide)100 mg625%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005063', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'size': '100 count', 'price': 12.42, 'colors': ['1500 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'email_meta': 'sns/sns00506', 'remote_url': 'https://www.iherb.com/pr/~/1348', 'description': 'Color: 1500 mg; Size: 100 count', 'remote_code': '1348', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'https://s3.images-iherb.com/sns/sns00506/l/40.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website'}], 'market_id': 89, 'categories': ['Brands A-Z > Source Naturals', 'Categories > Supplements > Vitamins > Vitamin B > Vitamin B3 (Niacin)'], 'description': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website', 'remote_code': 'source-naturals-niacinamide-b-3', 'partial_update': 0, 'product_images': []}, 'date': '2026-08-11 05:53:22'}, {'data': {'data': {'dataFacets': []}, 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'brand': 'Source Naturals', 'gender': 'Unisex', 'is_lost': 0, 'variants': [{'upc': '021078005049', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 250 Tablets', 'size': '250 count', 'price': 10.56, 'colors': ['100 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'email_meta': 'sns/sns00504', 'remote_url': 'https://www.iherb.com/pr/~/1350', 'description': 'Color: 100 mg; Size: 250 count', 'remote_code': '1350', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'https://s3.images-iherb.com/sns/sns00504/l/53.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary Supplement\xa0Non GMO Validated\xa0Suitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.18 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00504\nUPC: 021078005049\nPackage quantity:\n \n 250 count\n \n\n\n Dimensions:\n \n 3.35 x 1.75 x 1.75 in\n , \n 0.18 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nNote: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)100 mg625%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005063', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'size': '100 count', 'price': 12.42, 'colors': ['1500 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'email_meta': 'sns/sns00506', 'remote_url': 'https://www.iherb.com/pr/~/1348', 'description': 'Color: 1500 mg; Size: 100 count', 'remote_code': '1348', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'https://s3.images-iherb.com/sns/sns00506/l/40.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005056', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 50 Tablets', 'size': '50 count', 'price': 6.69, 'colors': ['1500 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'email_meta': 'sns/sns00505', 'remote_url': 'https://www.iherb.com/pr/~/155177', 'description': 'Color: 1500 mg; Size: 50 count', 'remote_code': '155177', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00505/l/16.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 09/2025 \n\n\n Shipping weight:\n \n 0.26 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00505\nUPC: 021078005056\nPackage quantity:\n \n 50 count\n \n\n\n Dimensions:\n \n 3.95 x 2.25 x 2.15 in\n , \n 0.26 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nStearic acid, hydroxypropyl cellulose, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)1,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005032', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 100 Tablets', 'size': '100 count', 'price': 5.12, 'colors': ['100 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'email_meta': 'sns/sns00503', 'remote_url': 'https://www.iherb.com/pr/~/144866', 'description': 'Color: 100 mg; Size: 100 count', 'remote_code': '144866', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00503/l/13.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedSuitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 08/2024 \n\n\n Shipping weight:\n \n 0.24 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00503\nUPC: 021078005032\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.09 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\xa0\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.\xa0Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\xa0\n\n\n\n\n\n Warnings\n \nDo not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.Note: If you are pregnant, may become pregnant, or breatfeeding, consult your healthcare professional before using this product.\xa0\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%Daily ValueNiacin (as niacinamide)100 mg625%\n\n\n\n\n\n\nVisit manufacturer\'s website'}], 'market_id': 89, 'categories': ['Brands A-Z > Source Naturals', 'Categories > Supplements > Vitamins > Vitamin B > Vitamin B3 (Niacin)'], 'description': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website', 'remote_code': 'source-naturals-niacinamide-b-3', 'partial_update': 0, 'product_images': []}, 'date': '2026-08-10 19:18:08'}, {'data': {'data': {'dataFacets': []}, 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'brand': 'Source Naturals', 'gender': 'Unisex', 'is_lost': 0, 'variants': [{'upc': '021078005049', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 250 Tablets', 'size': '250 count', 'price': 10.56, 'colors': ['100 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'email_meta': 'sns/sns00504', 'remote_url': 'https://www.iherb.com/pr/~/1350', 'description': 'Color: 100 mg; Size: 250 count', 'remote_code': '1350', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'https://s3.images-iherb.com/sns/sns00504/l/53.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary Supplement\xa0Non GMO Validated\xa0Suitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.18 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00504\nUPC: 021078005049\nPackage quantity:\n \n 250 count\n \n\n\n Dimensions:\n \n 3.35 x 1.75 x 1.75 in\n , \n 0.18 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nNote: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)100 mg625%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005056', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 50 Tablets', 'size': '50 count', 'price': 6.69, 'colors': ['1500 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'email_meta': 'sns/sns00505', 'remote_url': 'https://www.iherb.com/pr/~/155177', 'description': 'Color: 1500 mg; Size: 50 count', 'remote_code': '155177', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00505/l/16.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 09/2025 \n\n\n Shipping weight:\n \n 0.26 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00505\nUPC: 021078005056\nPackage quantity:\n \n 50 count\n \n\n\n Dimensions:\n \n 3.95 x 2.25 x 2.15 in\n , \n 0.26 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nStearic acid, hydroxypropyl cellulose, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)1,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005063', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'size': '100 count', 'price': 12.42, 'colors': ['1500 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'email_meta': 'sns/sns00506', 'remote_url': 'https://www.iherb.com/pr/~/1348', 'description': 'Color: 1500 mg; Size: 100 count', 'remote_code': '1348', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'https://s3.images-iherb.com/sns/sns00506/l/40.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005032', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 100 Tablets', 'size': '100 count', 'price': 5.12, 'colors': ['100 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'email_meta': 'sns/sns00503', 'remote_url': 'https://www.iherb.com/pr/~/144866', 'description': 'Color: 100 mg; Size: 100 count', 'remote_code': '144866', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00503/l/13.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedSuitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 08/2024 \n\n\n Shipping weight:\n \n 0.24 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00503\nUPC: 021078005032\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.09 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\xa0\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.\xa0Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\xa0\n\n\n\n\n\n Warnings\n \nDo not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.Note: If you are pregnant, may become pregnant, or breatfeeding, consult your healthcare professional before using this product.\xa0\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%Daily ValueNiacin (as niacinamide)100 mg625%\n\n\n\n\n\n\nVisit manufacturer\'s website'}], 'market_id': 89, 'categories': ['Brands A-Z > Source Naturals', 'Categories > Supplements > Vitamins > Vitamin B > Vitamin B3 (Niacin)'], 'description': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website', 'remote_code': 'source-naturals-niacinamide-b-3', 'partial_update': 0, 'product_images': []}, 'date': '2026-08-10 18:23:58'}, {'data': {'data': {'dataFacets': []}, 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'brand': 'Source Naturals', 'gender': 'Unisex', 'is_lost': 0, 'variants': [{'upc': '021078005049', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 250 Tablets', 'size': '250 count', 'price': 10.56, 'colors': ['100 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'email_meta': 'sns/sns00504', 'remote_url': 'https://www.iherb.com/pr/~/1350', 'description': 'Color: 100 mg; Size: 250 count', 'remote_code': '1350', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'https://s3.images-iherb.com/sns/sns00504/l/53.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary Supplement\xa0Non GMO Validated\xa0Suitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.18 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00504\nUPC: 021078005049\nPackage quantity:\n \n 250 count\n \n\n\n Dimensions:\n \n 3.35 x 1.75 x 1.75 in\n , \n 0.18 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nNote: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)100 mg625%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005056', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 50 Tablets', 'size': '50 count', 'price': 6.69, 'colors': ['1500 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'email_meta': 'sns/sns00505', 'remote_url': 'https://www.iherb.com/pr/~/155177', 'description': 'Color: 1500 mg; Size: 50 count', 'remote_code': '155177', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00505/l/16.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 09/2025 \n\n\n Shipping weight:\n \n 0.26 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00505\nUPC: 021078005056\nPackage quantity:\n \n 50 count\n \n\n\n Dimensions:\n \n 3.95 x 2.25 x 2.15 in\n , \n 0.26 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nStearic acid, hydroxypropyl cellulose, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)1,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005063', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'size': '100 count', 'price': 12.42, 'colors': ['1500 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'email_meta': 'sns/sns00506', 'remote_url': 'https://www.iherb.com/pr/~/1348', 'description': 'Color: 1500 mg; Size: 100 count', 'remote_code': '1348', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'https://s3.images-iherb.com/sns/sns00506/l/40.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005032', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 100 Tablets', 'size': '100 count', 'price': 5.12, 'colors': ['100 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'email_meta': 'sns/sns00503', 'remote_url': 'https://www.iherb.com/pr/~/144866', 'description': 'Color: 100 mg; Size: 100 count', 'remote_code': '144866', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00503/l/13.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedSuitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 08/2024 \n\n\n Shipping weight:\n \n 0.24 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00503\nUPC: 021078005032\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.09 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\xa0\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.\xa0Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\xa0\n\n\n\n\n\n Warnings\n \nDo not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.Note: If you are pregnant, may become pregnant, or breatfeeding, consult your healthcare professional before using this product.\xa0\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%Daily ValueNiacin (as niacinamide)100 mg625%\n\n\n\n\n\n\nVisit manufacturer\'s website'}], 'market_id': 89, 'categories': ['Brands A-Z > Source Naturals', 'Categories > Supplements > Vitamins > Vitamin B > Vitamin B3 (Niacin)'], 'description': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website', 'remote_code': 'source-naturals-niacinamide-b-3', 'partial_update': 0, 'product_images': []}, 'date': '2026-08-10 11:33:44'}, {'data': {'data': {'dataFacets': []}, 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'brand': 'Source Naturals', 'gender': 'Unisex', 'is_lost': 0, 'variants': [{'upc': '021078005049', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 250 Tablets', 'size': '250 count', 'price': 10.56, 'colors': ['100 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'email_meta': 'sns/sns00504', 'remote_url': 'https://www.iherb.com/pr/~/1350', 'description': 'Color: 100 mg; Size: 250 count', 'remote_code': '1350', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'https://s3.images-iherb.com/sns/sns00504/l/53.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary Supplement\xa0Non GMO Validated\xa0Suitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.18 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00504\nUPC: 021078005049\nPackage quantity:\n \n 250 count\n \n\n\n Dimensions:\n \n 3.35 x 1.75 x 1.75 in\n , \n 0.18 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nNote: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)100 mg625%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005056', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 50 Tablets', 'size': '50 count', 'price': 6.69, 'colors': ['1500 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'email_meta': 'sns/sns00505', 'remote_url': 'https://www.iherb.com/pr/~/155177', 'description': 'Color: 1500 mg; Size: 50 count', 'remote_code': '155177', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00505/l/16.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 09/2025 \n\n\n Shipping weight:\n \n 0.26 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00505\nUPC: 021078005056\nPackage quantity:\n \n 50 count\n \n\n\n Dimensions:\n \n 3.95 x 2.25 x 2.15 in\n , \n 0.26 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nStearic acid, hydroxypropyl cellulose, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)1,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005032', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 100 Tablets', 'size': '100 count', 'price': 5.12, 'colors': ['100 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'email_meta': 'sns/sns00503', 'remote_url': 'https://www.iherb.com/pr/~/144866', 'description': 'Color: 100 mg; Size: 100 count', 'remote_code': '144866', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00503/l/13.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedSuitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 08/2024 \n\n\n Shipping weight:\n \n 0.24 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00503\nUPC: 021078005032\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.09 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\xa0\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.\xa0Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\xa0\n\n\n\n\n\n Warnings\n \nDo not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.Note: If you are pregnant, may become pregnant, or breatfeeding, consult your healthcare professional before using this product.\xa0\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%Daily ValueNiacin (as niacinamide)100 mg625%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005063', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'size': '100 count', 'price': 12.42, 'colors': ['1500 mg'], 'dosage': '', 'image_url': 'https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'email_meta': 'sns/sns00506', 'remote_url': 'https://www.iherb.com/pr/~/1348', 'description': 'Color: 1500 mg; Size: 100 count', 'remote_code': '1348', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'https://s3.images-iherb.com/sns/sns00506/l/40.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website'}], 'market_id': 89, 'categories': ['Brands A-Z > Source Naturals', 'Categories > Supplements > Vitamins > Vitamin B > Vitamin B3 (Niacin)'], 'description': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website', 'remote_code': 'source-naturals-niacinamide-b-3', 'partial_update': 0, 'product_images': []}, 'date': '2026-08-10 07:56:59'}, {'data': {'data': {'dataFacets': []}, 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'brand': 'Source Naturals', 'gender': 'Unisex', 'is_lost': 0, 'variants': [{'upc': '021078005063', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 100 Tablets', 'size': '100 count', 'price': 12.42, 'colors': ['1500 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'email_meta': 'sns/sns00506', 'remote_url': 'https://www.iherb.com/pr/~/1348', 'description': 'Color: 1500 mg; Size: 100 count', 'remote_code': '1348', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00506/l/35.jpg', 'https://s3.images-iherb.com/sns/sns00506/l/40.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005032', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 100 Tablets', 'size': '100 count', 'price': 5.12, 'colors': ['100 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'email_meta': 'sns/sns00503', 'remote_url': 'https://www.iherb.com/pr/~/144866', 'description': 'Color: 100 mg; Size: 100 count', 'remote_code': '144866', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00503/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00503/l/13.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedSuitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 08/2024 \n\n\n Shipping weight:\n \n 0.24 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00503\nUPC: 021078005032\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.09 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\xa0\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.\xa0Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\xa0\n\n\n\n\n\n Warnings\n \nDo not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.Note: If you are pregnant, may become pregnant, or breatfeeding, consult your healthcare professional before using this product.\xa0\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%Daily ValueNiacin (as niacinamide)100 mg625%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005056', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 1,500 mg, 50 Tablets', 'size': '50 count', 'price': 6.69, 'colors': ['1500 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'email_meta': 'sns/sns00505', 'remote_url': 'https://www.iherb.com/pr/~/155177', 'description': 'Color: 1500 mg; Size: 50 count', 'remote_code': '155177', 'stock_count': 1, 'origin_color': '1500 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00505/l/8.jpg', 'https://s3.images-iherb.com/sns/sns00505/l/16.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO ValidatedNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 09/2025 \n\n\n Shipping weight:\n \n 0.26 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00505\nUPC: 021078005056\nPackage quantity:\n \n 50 count\n \n\n\n Dimensions:\n \n 3.95 x 2.25 x 2.15 in\n , \n 0.26 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nStearic acid, hydroxypropyl cellulose, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size:\xa01 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)1,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website'}, {'upc': '021078005049', 'data': ['transfer'], 'name': 'Source Naturals, Niacinamide B-3, 100 mg, 250 Tablets', 'size': '250 count', 'price': 10.56, 'colors': ['100 mg'], 'image_url': 'https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'email_meta': 'sns/sns00504', 'remote_url': 'https://www.iherb.com/pr/~/1350', 'description': 'Color: 100 mg; Size: 250 count', 'remote_code': '1350', 'stock_count': 1, 'origin_color': '100 mg', 'variant_images': ['https://s3.images-iherb.com/sns/sns00504/l/48.jpg', 'https://s3.images-iherb.com/sns/sns00504/l/53.jpg', 'https://s3.images-iherb.com/cms/banners/dPDP-US-JP-Quality-Promise_007en-us.jpg'], 'description_front': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary Supplement\xa0Non GMO Validated\xa0Suitable for VegetariansNiacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as niacin, without the characteristic "flush".\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.18 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00504\nUPC: 021078005049\nPackage quantity:\n \n 250 count\n \n\n\n Dimensions:\n \n 3.35 x 1.75 x 1.75 in\n , \n 0.18 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nDibasic calcium phosphate, microcrystalline cellulose, stearic acid, and silica.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nNote: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%DVNiacin (as niacinamide)100 mg625%\n\n\n\n\n\n\nVisit manufacturer\'s website'}], 'market_id': 89, 'categories': ['Brands A-Z > Source Naturals', 'Categories > Supplements > Vitamins > Vitamin B > Vitamin B3 (Niacin)'], 'description': 'Product information\n\n\n\n\n\n\n\n\n\n\n Overview\n \nDietary SupplementNon GMO Validated\xa0Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic. Its bioactive forms - NAD+, NADH, NADP, and NADPH - play important roles as catalysts in the energy production process in the cells, the breakdown of proteins and fatty acids, the synthesis of fatty acids, and the formation of steroid hormones and red blood cells. Niacinamide functions as Niacin, without the characteristic "flush".\xa0\n\n\n\n\nSpecifications\n\n\n First available: \n 05/2007 \n\n\n Shipping weight:\n \n 0.5 lb\n \n\n\n\n\n\n\n\n\nShipping weight\nThe Shipping Weight includes the product, protective packaging material and the actual shipping box. In addition, the Shipping Weight may be adjusted for the Dimensional Weight (e.g. length, width & height) of a package. It is important to note that certain types of products (e.g. glass containers, liquids, fragile, refrigerated or ice packed) will often require protective packaging material. As such, these products will reflect a higher Shipping Weight compared to the unprotected product.\n\n\n\n\nProduct code: SNS-00506\nUPC: 021078005063\nPackage quantity:\n \n 100 count\n \n\n\n Dimensions:\n \n 5 x 2.6 x 2.6 in\n , \n 0.5 lb\n \n\n\n\n\n\n\n\n\n\n Suggested use\n \n\n1 tablet daily.\n\n\n\n\n\n\n Other ingredients\n \nHydroxypropyl cellulose, stearic acid, modified cellulose gum, silica, and magnesium stearate.Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.\n\n\n\n\n\n Warnings\n \nIf you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.Store in a cool, dry place.\xa0Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.\n\n\n\n\n\n Disclaimer\n \n\nWhile iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.\n\n\n\n\n\n\nVisit manufacturer\'s website\n\n\n\n\n\n\n\n\n\nSupplement factsServing Size: 1 Tablet\xa0Amount Per Serving%Daily Value\xa0Niacin (as Niacinamide)\xa01,500 mg9,375%\n\n\n\n\n\n\nVisit manufacturer\'s website', 'remote_code': 'source-naturals-niacinamide-b-3', 'partial_update': 0, 'product_images': []}, 'date': '2026-08-10 06:11:35'}] |