Lutein is a carotenoid, a fat-soluble vitamin.
Lutein, also known as phytolutein, belongs to the carotenoids, in papaya, pumpkin, yellow peaches are rich in green leafy vegetables, such as: celery, leeks in more.
Lutein helps the retina of the eye against ultraviolet rays, the role of vision protection, but also inhibit oxygen free radicals, can be antioxidant, but also reduce the incidence of cataracts, delayed atherosclerosis and anti-cancer effects.
Lutein is a class of carotenoids with vitamin A activity, you can usually take more, lutein is insoluble in water, slightly soluble in oil, so when consumed with oil heating, in order to be absorbed by the body.