Selenium is an essential trace mineral utilised by the body's immune system for its powerful antioxidant properties. It helps protect tissue cells against oxidative damage caused by free radicals. Selenium helps in the maintenance of a healthy heart, liver and prostate. HealthAid Selenium is specially formulated using L-selenomethionine. This form occurs naturally in vegetables and provides an enhanced absorbable form of Selenium; allowing for maximum utilisation by the body.