Research reveals most Americans don't know the risks: here, experts list some vitamins, supplements, and medications not to ...

Discover the best vitamins for hair growth, as reviewed by registered dietitians. Here’s how brands like Nutrafol and Viviscal can offer solutions for healthier, stronger hair.

Magnesium is a popular supplement for sleep, but doctors say you should avoid combining it with over-the-counter sleep aids.

How well your vitamin E supplement works can depend on when you take it. Learn the best time to take this popular antioxidant.

Many people misuse supplements because they’re unsure how much to consume, when to take them or whether they interact with ...