D-Alpha Tocopherol Vitamin E 400 IU 90 Softgels by Natural Factors E 400 IU (d-alpha tocopheryl acetate) by Natural Factors 90 Softgel 100 Natural source Vitamin E is a key nutrient for heart health immune support and nerve and muscle function. This product contains additional tocopherols beta delta and gamma. As a powerful antioxidant Vitamin E is an essential ally against pollution aging toxins and other causes of free radical damage. This is a form which includes mixed tocopherols (alpha beta gamma and delta) which may contribute to a greater health effect than alpha tocopherol alone. Vitamin E's ability to protect cell membranes makes it valuable for people in polluted environments and those with active lifestyles as physical exertion increases production of free radicals. Approximately 400 IU of vitamin E reduces exercise-induced free radical damage and helps with athletic performance. Experts agree that obtaining adequate vitamin E from the daily diet is difficult and therefore recommend daily supplementation. Men and women who supplement with