Explained

Selenium is an essential trace mineral, which means your body relies on it in small amounts to carry out some important work that affects everything from your hair and nails...

Molybdenum is a rather obscure trace mineral that rarely garners much press. But your body needs it, and here's the interesting part: it comes to you straight from the ground....

Iodine is one of the more curious essential minerals. You need it in tiny quantities, most of it lives in one small gland in your neck, and how much you...