... 144-68-3 Specs Available: Lutein Powder 5%-90%, Lutein Oil 5%-20%, Lutein CWS 5%, Lutein Beadlets 5%-10%; Luteinester 5 ... the retina by blocking harmful blue light. (2)Eliminating free-radicals, protecting human body from harm, improve immunity, ... 3)Preventing cardiopathy and cancer. (4)Resisting arteriosclerosis. Application Lutein and Zeaxanthin has the characteristics, such as natural, nutrition ...