Natural Factors Mixed Vitamin E 400 IU - A broad spectrum Vitamin E supplement in a balanced ratio of Delta, Beta and Gamma Tocopherols. As a powerful antioxidant, Vitamin E is known for its ability to help prevent such degenerative conditions as cancer, cardiovascular disease, anemia, cataracts and more, while promoting healthy nerves and muscles, speeding the healing of wounds, strengthening capillaries and promoting healthy, youthful skin, hair and nails.