Nature's Life Selenium Tablets, 100 Mcg, 100 Count (Pack of 2)

What the brand says

Selenium is needed to activate glutathione peroxidase, a powerful antioxidant that protects the body from free-radical damage. Nutrition 21 food-form Selenomax selenium is grown using a specially selected strain of baker's yeast - Saccharamyces cerevisiae. The selenium is metabolized by healthy, growing yeast cells. The result is a pure food-grade yeast rich in selenomethionine and other selenoamino acids - the natural food forms of selenium.