... characteristics a. Low ash, impurity, heavy metal, solvent Zeaxanthin 5%, 10%, 20%, 40%, 50% Usage:Zeaxanthin is one of the two carotenoids ... in low temperature and seal preserve. Contents supply: powder:5%, 10%, 40%, 50% and above.Pasty:120-160. Liquid:5-15 ... % Extract from: petals of Marigoldalso named Tagetes erecta Zeaxanthin 5%, 10%, 20%, 40%, 50%