Lutein 5%-95% by HPLC,have water-soluble and fat-soluble.It's in food helps protect against cataracts and macular degeneration. Latin: Tagetes erecta Appearance :Even yellow flowing powderSpecification:5%,10%,20%,40%,50% by HPLC/UVMesh :80Usage: There is very good evidence that the lutein in food helps protect against cataracts and macular degeneration, two common, age-related eye disorders. ...