Self-medicating with vitamin B3 supplements can damage your liver: Niacin toxicity explained

High doses of vitamin B3 (niacin), often taken for longevity or cholesterol, can trigger serious liver damage. Experts warn ...
NPR

Vitamin B3 can help protect against skin cancer. Here's who may benefit

Doctors who perform skin cancer surgeries often recommend nicotinamide — which is a form of Vitamin B3 — to their patients. It's been shown to protect cells from UV radiation damage. Now, a new study ...