Lutein is mainly found at the eye's retina and macular.叶黄素主要存在于视网膜及黄斑部.Lutein is a kind of natural pigment, extracted scientifically from natural marigold.叶黄素是以万寿菊花为原料, 采用科学方法提取精制而成的天然色素.Lutein is dihydroxy - carote...
Lutein is dihydroxy - carotenoids with the ionone ring systems distributed widely in nature.叶黄素是含紫罗酮环的二 羟基 类胡萝卜素,在自然界广泛存在.Active ingredients: Plant extract, Amino acid, milk powder , carotinoid, lutein etc.主要成分: 植物提取物 、 ...