Lutein has the function of protecting eyesight and antioxidant, but the lutein content in milk powder is more limited and cannot play a special role and efficacy. Lutein is a carotenoid, but also fat-soluble vitamins, the component can help the retina against ultraviolet rays, with the role of vision protection. Lutein also has a strong antioxidant effect, can inhibit oxygen free radical activity, the organization of normal cell damage. At the same time, lutein also has the role of delaying early atherosclerosis and preventing diabetes. However, milk powder is only a kind of food, which lutein composition is relatively limited, and can not play a special role and efficacy, and can not be used to treat diseases. Appropriate consumption of milk powder can only properly provide nutrition for the body and maintain the body functions. It is recommended to consume milk powder according to the specific situation, except for infants, you need to plan your diet reasonably to ensure nutritional intake.