Astaxanthin is a carotenoid naturally synthesized in some plants,algae and bacteria, and is amassed in some fishes, crustaceans and birds through food chains in nature. The primary applications of astaxanthin are in aquaculture and dietary supplements (Higuera-Ciapara et al., 2006). As an aquacultural feed additive, it is essential for salmon and trout farming (Lorenz and Cysewski, 2000). As a dietary supplement, it has effects of anti-aging, anti-inflammatory, sun proofing, and immune system boosting et al.