Bilberry is a perennial small shrub ranging from 4-16 inches tall and 12 inches wide, with wiry angular branches. It produce white or pink bell shaped blooms and produces small dark blue berries. Bilberries, with their potent antioxidants, strengthen blood vessels and capillary walls, improve red blood cells, stabilize collagen tissues such as tendons, ligaments and cartilage. Medical studies have shown bilberries contain substances that improve function of eyes and accelerate circulation of blood inside the retina. The fruit and leaves of bilberry have been used in treatment of various disorders for centuries. It has been used in treatment of ocular and circulatory disorders, atherosclerosis and varicose veins.