Your body needs small amounts of vitamins every day in order to work well. But when it comes to vitamin supplements, too much ...

Iron is also found in foods, added to fortified food products, and available as a dietary supplement, per the National Institutes of Health’s Office of Dietary Supplements. The iron in food ...

Therefore, it's not surprising that they would end up as a component in "male enhancement" dietary supplements, says Robert Durkin, former Acting Director and Deputy Director of the Office of ...