桔梗是药食同源的中药，具有很高的药用和食用价值。皂苷类化合物是桔梗中的主要有效成分，桔梗皂苷的药理作用主要有镇咳平喘、抗肿瘤、抗炎、抗氧化和调节免疫等。掌握桔梗皂苷的药理作用及如何有效提取桔梗中皂苷类成分，对桔梗资源的开发利用具有重要意义。

Platycodon grandiflorum is a traditional Chinese medicine with the same medicine and food, and has high medicinal and edible value. Saponins are the main active ingredients in Platycodon grandiflorum. The pharmacological effects of Platycodon grandiflorin are mainly antitussive and asthma, anti-tumor, anti-inflammatory, antioxidant and immune regulation.It is of great significance for the development and utilization of Platycodon grandiflorum resources to master the pharmacological effects of Platycodon grandiflorum saponins and how to effectively extract saponins from Platycodon grandiflorum.