Tea, for a long time, has been regarded as a variety of functions of traditional Chinese Medicine. The medical books written herbal tea recipe, there are at least more than 200 herbal tea recipe. There is a single flavor, there are also compound; for the treatment of diseases, and health care and prolong life. Wide varieties, indeed called the motherland medicine one assemble.
苦茶久食益意思)", show that tea has a refreshing effect. The Han Dynasty famous doctor Zhang Zhongjing in "Shanghanzabinglun"（《伤寒杂病论》） is described in the "tea cure astriction effect(茶治便脓血甚效)" is verified. Liang dynasty famous doctor Taohongjing said:"Long time drink tea can make your body light and change your bone(久喝茶可以轻身换骨)". Although that have a little exaggeration, but it also shows that the tea has the effect of physical health and longevity.
In the Tang Dynasty, in the court ask Su Jing written "Tang Materia Medica"(《唐本草》) said:"Tea taste sweet bitter，micro cold and non-toxic, attending sore fistula, conducive to urination, remove phlegm and heat thirst, main lower gas, remove dyspepsia. Lower gas and remove dyspepsia? For drink, add onion, ginger, dogwood are good(茶味甘苦，微寒无毒、主瘘疮，利小便，去痰热渴，主下气，消宿食。??下气消食，作饮，加茱萸、葱、姜良)." Chen cangqi "Herbal supplements"(《本草拾遗》) record:"Break the heat gas, remove miasm gas, have advantage with Large small intestine(破热气、除瘴气、利大小肠)."