Blueberry fruit not only has high nutritional value, but also contains a lot of substances beneficial to human health, including antioxidants (VA, Vc, VE), ascorbic acid (vb), antibacterial components and rich dietary fiber. Generally speaking, it has the following health care functions:
⑴ VMA (anthocyanin pigment) of blueberry fruit has a good health care effect on eyes, which can reduce eye fatigue and improve night vision ability.
⑵ It has the functions of protecting capillaries and resisting oxidation.
⑶ Delaying brain aging and enhancing memory.
⑷ It has a good effect of eliminating inflammation in vivo, especially for urinary tract infection and chronic nephritis.
5] It has anticancer effect.
The retail price of fresh fruit in the world is very high. The lowest retail price in the United States is about $3/kg, and that in Japan is as high as $ 40-50/kg. Fresh blueberries are usually packaged and sold in units of 125g. After harvesting, the packaging, storage, transportation, marketing and shelf life should be about 0℃, and the preservation period should be about 3 months. It is predicted that the export price of fresh blueberries produced in China will be above $5/kg. Blueberries that cannot be sold as fresh fruits in time can be quickly frozen into frozen fruits, and the export price is expected to be more than 2.5 US dollars/kg. Frozen fruits can be processed into preserved fruits, dried fruits, jams, drinks and so on. And additives for ice cream and dairy products.