Are mega vitamin supplements as good for you as the industry claims? INSIDE EDITION spoke to one doctor who says "No." A top doctor is spelling out a warning for many of the millions of Americans who ...

More than 40 percent of the U.S. population is estimated to have a vitamin D deficiency, especially in regions with less year-round sun exposure. The vitamin, which is vital for the body’s absorption ...

WASHINGTON — When it comes to vitamins, more is not necessarily better, some experts say. Vitamins are essential to convert food into energy and most people get what they need from a healthy diet, ...

There's more worrisome news about vitamins: Taking too many may increase men's risk of dying from prostate cancer. The study, published in today's edition of the Journal of the National Cancer ...

A small study suggests women plagued by menstrual cramps may find relief with vitamin D3, raising hopes that the dietary supplement could one day be an alternative to the painkillers and birth control ...

"More is not necessarily better" when it comes to vitamin D supplements for women with adequate serum levels, new research suggests. In a study of healthy 55- to 70-year-old women who took very ...

A private nutritionist recommended the man take the supplement. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. After months of nausea and ...

More than 40 percent of the U.S. population is estimated to have a vitamin D deficiency, especially in regions with less year-round sun exposure. The vitamin, which is vital for the body’s absorption ...