Changsha Staherb Natural Ingredients Co.Ltd., a good supplier of professional herb extracts, especially those with high purity and standardized production process. Our company devotes to supply high quality products and services to customers in R&D and production fields of health products, cosmetics, feed additives and biopesticides. MAIN PRODUCTS Chlorogenic Acid, 5%, 10%, 20%, 25%, 30%, 40%, 50%, 98%. Corosolic Acid, 1%, 2%, 3%, 5%, 10%, 20%, 98%. Amygdalin, 25%, 98% Ursolic Acid15%, 25%, 50%, 90%, 95%, 98% Dihydromyricetin, 25%, 98%. Magnolia Bark Extract, Magnolol + Hnokiol 80%, 90%. Magnolol 90%, 95%, 98%, Hnokiol 90%, 95%, 98%. Emodin, 50%, 98%. Icariin, 10%, 20%, 60%, 90%, 95%, 98%. Myricetin, 80%, 90%,98%.