... C):435.8°CSpecification Available:1%-4% HPLCSynonymsNatural astaxanthin ; (3S,3'S)-3,3'-dihydroxy-beta,beta-carotene-4,4'-dione; (9cis,9'cis ... ,13cis,13'cis,15cis)-3,3'-dihydroxy-beta,beta-carotene-4,4'-dioneSource:Haematococcus pluvialis is ... to ocular, and neurodegenerative diseases such as glaucoma and Alzheimer's.Cosmetic Use:For its high-performance antioxygenic property, it ...