Blueberries contain medicinal ingredients such as anthocyanins, copper, dietary fiber, vitamin C, E and B, iron, glucose, potassium, calcium, carotene, manganese, sodium, organic acids, proteins, tannins, folic acid, chromium.
Expert studies have proven antioxidant properties of blueberries, as well as a beneficial effect on the heart, blood vessels, skin and immunity. It is beneficial for diarrhea, rheumatoid arthritis and diabetes. Blueberries have beneficial effect with skin infections, improve blood circulation, and concentration. This fruit reduces the risk of cancer and slows the aging process. It is good for the prevention of cardiovascular disease, and it also helps with kidney infections.