Used for improving eyesight, including night vision. Also used for treating eye conditions such as cataracts and disorders of the retina. Other medicinal uses include; to treat conditions of the heart and blood vessels including hardening of the arteries, varicose veins and chest pain. Bilberry is also used for chronic fatigue, haemorrhoids, diabetes, osteoarthritis, gout, skin and gastrointestinal infections, kidney disease and urinary tract infections. High in vitamin C, potassium and calcium.