(info3@sports-ingredient.com) Active compound is anthocyanin.Our raw material is wild and natural .Anthocyanin is fit for chance eye bad effection. The Blueberry P.E has the many kinds of physiological action, it can adjust the blood capillary the permeability, the maintenance cell integrity, also has the formidable anti-oxidized function. The content of cyanin is up to 25%. In addition, we have two levels 10%.15%. Through further studies we discover the Blueberry P.E has promotion rhodopsin function and so on archery target synthesis, prevention thrombus and arteriosclerosis, suppression cancer cell enzyme activity. Our packing type is Double-decker vacuum plastic, 2.5kgs/bags,25kgs/carton.