Astaxanthin, is a carotenoid, a strong natural antioxidant. Like other carotenoids, Astaxanthin is a fat soluble and water-soluble pigment, which can be found in shrimp, crab, salmon, algae and other marine organisms. Astaxanthin has a strong antioxidant capacity, 550 times that of vitamin E，10 times that of β- Carotene. Widely used in food, cosmetics and feed .  

【Name】：3,3'-DIHYDROXY-B,B-CAROTENE-4,4'-DIONE

【INCI】：ASTAXANTHIN
【CAS No.】：472-61-7
【Formula】：C₄₀H₅₂O₄

【Specification】：2.0%，2.5%HPLC
【Package】：1Kg

【Function】：Antioxidant, Anti-aging.