Niacin 100 mg - Vitamin B3 VegCapSolaray Niacin 100 mg Vitamin B3 100 Servings Power your body's energy production with Solaray Niacin 100 mg. An essential B vitamin, niacin plays a vital role in converting carbohydrates, fats, and proteins into usable energy, while also supporting healthy circulation, cardiovascular function, and radiant skin. Essential Vitamin B3 Support: Each capsule provides 100 mg of Niacin (Vitamin B 3), formulated in a nourishing whole food base of rice