Chromium is an essential trace mineral, of which the human body requires small amounts. It is found in drinking water and a wide variety of foods, such as whole grains, brewer's yeast, prunes, nuts, peanut butter, meats, seafood, potatoes, and fortified cereals. Small amounts of chromium may also leach into foods when they are cooked in stainless steel pans.

Many believe that chromium will reduce blood cholesterol, prevent or cure diabetes, reduce body fat and build muscle. Promotional...