Free radicals can form as byproducts of metabolic activity and as a result of exposure to damaging environmental chemicals or toxins. Vitamin E and selenium are both antioxidants. They work together to help quench free radicals before they can damage cells. Vitamin E Complete with Selenium contains all eight molecules (4 tocopherols and 4 tocotrienols) in the vitamin E family plus the trace mineral selenium for maximum synergy and bioavailability. Vitamin E Complete with Selenium supports cardivascular, circulatory, glandular and cellular health.