We produce 5-HTP(Griffonia simplicifolia Ext), Olive leaf extract, Pygeum Bark extract, Grape seed ext, Pine bark ext, Green tea ext, Megranate seed(peel) ext, Gingko biloba ext(GBE), etc. And vegetable powder and cosmetics chemical and pharmaceuticals. As a specialized manufacturer and exporter for the products in China, we are hoping for the cooperation with you. Please kindly see 3wdotnaturactivedotcn for the details. Contact by Thanks!