E-400 Caps contain 100% natural, dry (non-oily) vitamin E. No synthetic vitamin E. No blend of natural and synthetic vitamin E is present. Vitamin E is a potent antioxidant that protects against free radical and oxidative damage. Vitamin E has been suggested as an anti-aging nutrient, for artherosclerosis, fibrocystic breast disease, high cholesterol, blood clots, scar tissue, infertility, cardiovascular disease, hypertension, burns and wounds.