Clear Vision contains a rich bilberry (European wild blueberry) extract, 12,500mg. Mixed with other powerful ingredients for the eye such as lutein, millet grass, medlar and other natural ingredients. Clear vision is rich in proanthocyanidins (opc) which has powerful antioxidant effect, it also has an protective effect on capillaries around the eyes. It can promote the synthesis of visual red pigment to enhance visual function, protect the eyes and improve eye sight.