Origin

China

Astaxanthin is used as a feed supplement for salmon, crabs, shrimp, chickens and egg production.Regardless of the source, astaxanthin provides some important benefits beyond coloration. It also has been found to be essential for proper growth and survival.

For seafood and animals
The primary use of astaxanthin today is as an animal feed additive to impart coloration, this includes ornamental fish,farm-raised salmon,and egg yolks,etc. The astaxanthin from natural algae is the best choice for these animals,much effective, much safe and much economic. 

For humans

Currently, the primary use for humans is as a food supplement.This reddish carotenoid is most commonly known for its high antioxidant activity. Research has indicated that due to astaxanthins high antioxidant activity, it may be beneficial for a number of different health concerns. Particularly, it has shown promising implications for supporting cardiovascular and immune health. Astaxanthin may also provide support for inflammatory and neurodegenerative diseases.