Dietary Supplement Selenium is an essential trace mineral and functions as part of the antioxidant enzyme glutathione perioxidase. It is bonded to the essential sulfur amino acid, methionine, in a naturally occurring form as found in the diet. Selenium is found most abundantly in Brazil Nuts, organ meats, seafood, and wheat germ.* Contains No: sugar, salt, yeast, wheat, gluten, corn, soy, milk, egg, shellfish or preservatives. *This statement has not been evaluated by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease.