SelenoExcell Selenium

Swanson SelenoExcell Selenium is 100% organically bound to provide high biological activity. This "high selenium yeast supplement" is a potent form of selenium, providing unsurpassed cellular antioxidant support—especially for the heart and the prostate! Swanson Ultra is proud to bring you a potent 200 mcg of organically bound selenium in our SelenoExcell formula.