Anthocyanidin 25%-30% UV Blueberry/Bilberry Extract Bilberries and blueberries are any of several primarily Eurasian species of low-growing shrubs in the genus Vaccinium (family Ericaceae), bearing edible, nearly black berries. Blueberry is used for preventing cataracts, disorders of the retina, glaucoma and for treating ulcers, urinary tract infections (UTIs), multiple sclerosis (MS), chronic fatigue syndrome (CFS), colic, fever, varicose veins, and hemorrhoids. Blueberry is also used for improving circulation, and as a laxative. Due to high anthocyanidin content, they have excellent anti-oxidant properties and slow down the oxidation process, that has been linked to cancer, heart disease, Alzheimer's disease, and Parkinson's disease. According to client's requirements.