21st Century Niacin 500mg Prolonged Release, Heart Health Support, 110 Tablets

21st Century® Niacin 500 mg Prolonged Release is a vitamin B3 supplement provided in prolonged-release tablets. Each tablet contains 500 mg of niacin and is formulated to release the nutrient gradually over an extended period. Niacin plays a role in energy metabolism and is part of the B-complex vitamin family. The product is gluten-free, non-GMO, and suitable for vegans.