Dr. Roizen: Play nice with niacin
Niacin, aka vitamin B3, is essential for your health, and the only way you can get any is through foods and supplements. Niacin's job is to help convert food into energy and suppor…
Niacin, aka vitamin B3, is essential for your health, and the only way you can get any is through foods and supplements. Niacin's job is to help convert food into energy and suppor…