A powerhouse B vitamin for energy, heart and skin health, niacin works with your body to Let Your Best Self Live Brighter! Part of the B vitamin family, niacin, or vitamin B3, Niacin is involved in the breakdown of fats, carbohydrates and proteins for energy, and plays a role in healthy circulation and cardiovascular function. Niacin is thought to help support healthy cholesterol in persons already within a normal range, and can be beneficial to skin health. Its powerful support for healthy blood flow may cause your skin to temporarily appear red in a benign reaction known as the "niacin flush." This simply means niacin is doing its job! Part of our line of innovative products for vibrant health, Solaray Niacin 500mg is vegetarian and responsibly manufactured. Like all Solaray products, it's lab verified for purity and potency, so you know it goes to work fast for a healthier, more radiant you!