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💥 Unlock your glow and energy—without compromise!
21st Century Niacinamide Mg Prolonged Release Tablets deliver a potent 500 mg dose of Vitamin B3 in a no-flush, prolonged-release formula designed to support energy metabolism, skin health, and nervous system function. Vegan, gluten-free, and non-GMO, these 110 tablets come hygienically packaged to ensure quality and convenience for the health-conscious professional.













| ASIN | B004SCKMQS |
| ASIN | B004SCKMQS |
| Age Range Description | Adult |
| Allergen Information | Gluten Free |
| Best Sellers Rank | #16,102 in Health ( See Top 100 in Health ) #360 in Multivitamins Nutritional Supplements |
| Brand Name | 21st Century |
| Color | red |
| Customer Reviews | 4.6 4.6 out of 5 stars (5,269) |
| Customer reviews | 4.6 4.6 out of 5 stars (5,269) |
| Diet Type | Vegan |
| Dosage Form | Tablet |
| Flavor | Unflavored |
| Global Trade Identification Number | 00740985225509 |
| Is Discontinued By Manufacturer | No |
| Item Dimensions | 5.1 x 7.6 x 10.2 centimeters |
| Item Form | Tablet |
| Item Highlight | Vitamin B-3 Niacinamide 500 mg, Energy Metabolism & Skin Health Support, No-Flush Formula, Prolonged Release, Non-GMO Tablets |
| Item Weight | 151 g |
| Item model number | 22550 |
| Manufacturer | 21st Century |
| Manufacturer | 21st Century |
| Manufacturer Part Number | B00375BOKU |
| Material Type Free | No_Material_Type_Free |
| Model Name | av2023-21st Century-mg prolonged release tablets-5f0674d8 |
| Model Number | 22550 |
| Number of Items | 110 |
| Primary Supplement Type | Vitamin-b |
| Product Benefits | Helps convert food into energy and helps maintain skin, digestive and nervous systems |
| Product Dimensions | 5.08 x 7.62 x 10.16 cm; 151.5 g |
| Special Ingredients | Gluten Free |
| Specific Uses For Product | Laboratory |
| UPC | 740985225509 |
| Unit Count | 110.0 Count |
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