hangzhou greensky biological tech.co.,ltd, a leading manufacturer and supplier of herb active ingredients in china, supply high-quality subjected products with very competitive price and good service. now we are supplying: fo ti extract powder 　 appearance:brown fine powder specification: anthraquinone 2%/5%/10% description: fo - ti is a plant native to china, where it continues to be widely grown, it is also grown extensively in japan and taiwan. the unprocessed root is sometimes used. however, once it has been boiled in a special liquid made from black beans, it is considered a superior and rather different medicine according to traditional chinese medicine. the unprocessed root is sometimes called white fo-ti and the processed root red fo-ti.