Selenium is a nutrient that is naturally present in many foods, added to others and is also available as a dietary supplement in pill, powder and liquid form, explains Perri Halperin, a nutritional ...

An estimated 500 million to 1 billion people worldwide are affected by selenium deficiency, according to the World Health ...

Everyone has heard of essential vitamins and minerals like protein, calcium, and others. What most people don’t realize, however, is that there is a long list of different minerals that your body ...