Lutein Free Sample Food Grade Xanthophyll Product Name:Lutein PowderMolecular Formula:C40H56O2 Botanical SourceMarigold FlowerMolecular Weight:568.88 Used PartFlowerProduct Item No:LT1 Sterilization MethodNO-IR&GMO freeExecutive Standard:GB26405-2011 Function 1) Improve eyesight,relieve eye fatigue. 2) Retard aging and protect skin cells. 3) Reduce the incidence of cataract and improve cataract. 4) Delay the action of arteriosclerosis. 5) Antitumous effect.. Application 1) Used in food ingredients mainly http://www.sld-carotene.com/lutein/