Blueberry anthocyanin is a kind of flavonoid polyphenol compound, is a water-soluble natural pigment, which has the physiological effects of reducing visual fatigue and improving night vision, preventing thrombosis and arteriosclerosis, preventing hyperlipidemia, hypertension, anti-cancer, etc., and is a very promising food and cosmetics additive and health factor.

The separation of blueberry anthocyanin by macroporous adsorption resin is simple and safe. The resin can be recycled and the production cost can be reduced by repeated use.