What are the nutritional values of blueberries?

Blueberries are rich in sugar, acid, Vc, VE, VA, VB, SOD, arbutin, protein, anthocyanin, dietary fiber, K, Fe, Zn, Ca and so on. It is also rich in flavonoids and polysaccharides. Anthocyanin and vitamin A can protect eyes; Vitamin c has the functions of preventing cancer and resisting heart disease; Pectin can dilute human body fat and protect cardiovascular and cerebrovascular health. Anthocyanin can resist free radicals, delay aging, prevent cell degeneration, inhibit platelet aggregation, and prevent brain diseases, arteriosclerosis and other diseases. At the same time, they can also strengthen capillaries, improve blood circulation, weaken platelet viscosity, prevent thrombosis, enhance heart and brain function, enhance children's bone density and prevent constipation.