It is used to treat diarrhea, inflammation of the mouth, urinary problems, and sugar in the body. It's also been used to prevent scurvy, due to its high vitamin C content.
Bilberry is used as a treatment for retinopathy (damage to the retina) because anthocyanosides appear to help protect the retina. Bilberry has also exhibited protective effects against macular degeneration, gl.aucoma, and cat.aracts.