Vitamin E is an antioxidant. This can help protect your cells from damage. This essential nutrient is found naturally in many foods. It is also available as a dietary supplement. Sometimes this is the case in processed foods. Vitamin E is fat soluble. This means that your body stores and uses it as needed. Vitamin E can help rebuild damaged cells. It is difficult to take too much vitamin E in a normal diet. Getting vitamin E from food sources is neither risky nor harmful.