Since 1947 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 antioxidant. 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 natural source 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.