板蓝根之主要成分含有靛蓝 ,靛玉红 ,β—谷甾醇 ,吲哚甙 ,芥子甙以及 7种氨基酸 (精氨酸、谷氨酸、酪氨酸、脯氨酸、缬氨酸、亮氨酸、γ—氨基酸 )、糖类等。本文对湖南省、广东省、江苏省、甘肃省生产的板蓝根干糖浆、注射液中所含氨基酸的种类采用层析分析法进行比较试验 , The main components of Isatis Indigo contain indigo, indirubin, beta-sitosterol, indole, mustard and 7 amino acids (arginine, glutamic acid, tyrosine, valine, valine, leucine , γ-amino acids, sugars, etc. In this article, we compared the types of amino acids contained in Banlangen syrups and injections produced in Hunan Province, Guangdong Province, Jiangsu Province, and Gansu Province with the chromatographic method.