Since 1947 Naturally Sourced 268 mg (400 IU) D-Alpha Tocopherol Plus D-Gamma Tocopherol, D-Delta Tocopherol and D-Beta Tocopherol Natural Antioxidant Gluten, Wheat & Dairy Free Dietary SupplementVitamin E is an essential nutrient and is the body's primary, fat-soluble anti-oxidant. Vitamin E provides nutritional support for the immune system. It helps fight cell-damaging free radicals that cause oxidative stress in the body, which may contribute to the premature aging of cells. This formulation provides a natural source of Vitamin E as d-Alpha Tocopherol, and mixed Tocopherols including d-Gamma, d-Delta and d-Beta Tocopherols. It is offered in oil-based softgels to promote optimal absorption and assimilation.