There are roughly 13,000 medicinals used in China and over 100,000 medicinal recipes recorded in the ancient literature [REF].
Furthermore, the classic materia medica Bencao Gangmu describes the use of 35 traditional Chinese medicines derived from the human body, including bones, fingernail, hairs, dandruff, earwax, impurities on the teeth, feces, urine, sweat, and organs, but most are no longer in use [REF].