herb extract(info3@sports-ingredient.com)Specification is 10% ,20% tested by HPLC , color is brown powder.Banaba leaves have corosolic acid, ursolic acid and total triterpene with hypoglycemic activity can promote adipocyte glucose consumption and inhibit the formation of fat. Our packing type is Double-decker vacuum plastic, 2.5kgs/bags,25kgs/carton.