Blueberry fruit is rich in VMA (anthocyanin pigment, commonly known as anthocyanin), which can quickly supplement the nutrition needed by retina, enhance strength and eliminate eye fatigue. Blueberry has high pectin content, which can effectively reduce cholesterol, prevent atherosclerosis and promote cardiovascular health. Blueberries are rich in vitamin C, which can enhance heart function, prevent cancer and heart disease, prevent brain aging and enhance brain power. It can also improve common cold, sore throat and diarrhea. Has the effects of softening blood vessels, invigorating qi and promoting blood circulation, caring skin, prolonging life, enhancing human immunity and resisting oxidation. Has the effects of enhancing memory and preventing senile dementia. It has a good effect of eliminating inflammation in vivo, especially for urinary tract infection and chronic nephritis.