... ash, impurity, heavy metal, solvent Zeaxanthin 5%, 10%, 20%, 40%, 50% Usage:Zeaxanthin is one of the two ... contained within the retina of the eye.supplemental lutein and/or zeaxanthin help protect against AMD(age ... -related macular degeneration).increasing lutein and zeaxanthin intake lowers the risk of cataract ... Marigoldalso named Tagetes erecta Zeaxanthin 5%, 10%, 20%, 40%, 50%