Astaxanthin, 3,3'-dihydroxy-4,4'-diketo-β,β'-carotene, is a terpene unsaturated compound with a chemical formula of C40H52O4 and two molecular structures. Astaxanthin is widely found in nature, such as most crustaceans and carps, with leaves, flowers, fruit, and flamingo feathers.The physiological effects of Astaxanthin are much, such as anti-oxidation, anti-tumor, cancer prevention, immunity enhancement and so on.
At present, the international production methods of astaxanthin mainly include chemical synthesis and natural product extraction. Synthetic astaxanthin is clearly inferior to natural astaxanthin in terms of structure, function, application, safety and economy.
Application field of astaxanthin
1. Application of astaxanthin in medicine and food industry
A large number of studies at home and abroad have confirmed that astaxanthin has superior antioxidant capacity and various biological functions. And it is safe, non-toxic and side-effect. Pharmaceutical products, functional foods and health foods are very broad in the production. Studies on the use of astaxanthin to produce medicines, health products and foods have been carried out abroad. For example, Cardax Pharmaceuticals of the United States has developed a series of astaxanthin derivatives for the treatment of myocardial ischemia, antithrombotic and hepatitis treatment, and produced by American company Synobech. Astaxanthin soft capsules and Biogene's astaxanthin products; in addition, astaxanthin can also be used as a new food additive and colorant for food coloring, antioxidants, etc. China's Hubei Yashida Biotechnology Co., Ltd. has a batch of astaxanthin health food production, and China needs to further strengthen the development and utilization of astaxanthin medicine, health products and food.
2. Application in cosmetics
Astaxanthin can effectively remove free radicals generated by ultraviolet radiation, reduce damage caused by photochemistry, and has a good preventive and therapeutic effect on skin cancer caused by ultraviolet rays. Therefore, astaxanthin is used in cosmetics. In addition to being an excellent antioxidant and coloring agent, it is also an auxiliary agent with outstanding therapeutic effects. According to the survey, Astaxanthin is in many international first-line cosmetics brands. Such as Estee Lauder, L'oreal, Shiseido, KOSE, Fancl, DHC and so on.
3. Application in feed additives
Astaxanthin is one of the eight feed colorants allowed in the 318th Announcement of the Ministry of Agriculture of the People's Republic of China. Due to the good coloring ability of astaxanthin, it can also be widely used in the aquaculture and feed industries by improving the body's immune function, relieving stress and improving the survival rate of aquatic animals. Astaxanthin also plays an important role in the poultry industry. Adding astaxanthin to egg poultry rations can increase egg production rate and hatching rate, extend the shelf life of eggs, improve the health of hens, and enhance chicken infection against Salmonella.