Sour cherries can be eaten in unlimited quantities because they are true wealth of vitamins and minerals and has many medicinal properties confirmed by many new research. This fruit is a rich source of potassium, a high percentage of water, about 84%, and a little protein. Sour cherries contain a lot of vitamin C, vitamin B group, and cobalt that lower blood pressure, strengthen blood vessels, especially capillaries. Diabetics can eat in unlimited quantities because they contain small quantity of sugar. Studies have shown that a glass of cherry juice relieves joint pain because the active ingredients of this fruit reduce the amount of uric acid that is causing the problems. Sour cherries contain anthocyanins plant pigment which is a powerful antioxidant in the prevention of anemia, heart disease and tumors.