Vitamin E supplements may prevent coronary heart disease, support immune function, prevent inflammation, promote eye health, and lower the risk of cancer. However, the research on these benefits is varied, and vitamin E supplementation is not right for everyone.Vitamin E may help support a healthy scalp and hair as it has natural antioxidant effects that could assist with maintaining hair growth. The vitamin's antioxidant properties could help reduce the amount of oxidative stress and free radicals that cause the hair follicle cells in a person's scalp to break down.