熊胆为熊科动物黑熊(Selenarctos thibetanus G.Cuvier)或棕熊(Ursus arctos L.)的干燥胆汁。有清热解毒、清肝明目,止疼之功,是中医治疗惊风抽搐、清热、平肝、明目之良药。因来源稀少,价格昂贵,常掺伪品入市,其中多为猪、牛、羊等动物的胆汁。熊胆的真伪鉴别,目前虽有薄层鉴别等方法,但均需较多化学试药,需时亦长,且无法检出掺伪程度。针对上述方法存在的问题,作者选用荧光分析法对熊胆及猪、牛、羊等动物的胆汁 The bear bile is dry bile of the Selenarctos thibetanus G. Cuvier or Ursus arctos L.. With Qingrejiedu, Liver and eyesight, and pain relief, it is a good medicine for Chinese medicine to treat convulsions, clear heat, calm liver, and improve eyesight. Due to scarce resources and high prices, they often enter the market with adulterants, most of which are bile of animals such as pigs, cattle and sheep. The authenticity of bear bile gallbladder identification, although there are thin layer identification methods, but they need more chemical reagents, take a long time, and can not detect the degree of adulteration. In view of the problems in the above methods, the authors used fluorescence analysis to analyze the bile of animals such as bear bile and pigs, cattle and sheep.