Selenium is an essential trace element and a powerful antioxidant whatever your lifestyle sedentary or high stress your body generates free radicals and antioxidants work by mopping up these cell damaging unstable oxygen moleculesfree radicals are linked to cell damage and the potential effects of aging such as skin wrinkles our formula contains 200mcg of selenium double that offered by our competitors although we only need small amounts of selenium combining it with the vitamins a c and