Taking too many vitamins and supplements may cause health problems, including vitamin toxicity, interactions, ...

Be cautious with supplements when taking antidepressants. Certain herbal products can interfere with antidepressant ...

Intentionally or accidentally taking doses of vitamins that are higher than the tolerable upper intake level can cause uncomfortable and even dangerous side effects. For example, high doses of ...

Hair, skin, and nail vitamins, while popular for enhancing appearance, can cause side effects like nausea, headaches, and skin breakouts due to high nutrient doses or ingredient sensitivities. These ...

Vitamins and supplements have gained popularity in recent years, making it challenging to determine which ones are worth the investment. Learn which vitamins work and which ones to skip.

While popular for hair, skin, and nail health, daily biotin supplements may pose risks. High doses can skew crucial lab test ...

Dear Drs. Donohue and Roach: I took a multivitamin faithfully for 20 years. I also have asthma. I wheezed every day. I ran out of the vitamin and forgot to buy more. Ten days without a vitamin and the ...