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Platycodonis Radix(Jiegeng in Chinese)is a well-known traditional Chinese medicine used for both medic-inal and culinary purposes.Its historical use as an antitussive and expectorant has been extensively doc-umented.Researchers,to date,have identified 219 chemical constituents in Platycodon grandiflorum(Jacq.)A.DC,encompassing 89 saponins,11 flavonoids,21 polysaccharides,14 phenolic acids,six poly-acetylenes,five sterols,34 fatty acids,17 amino acids,and 22 trace elements.Jiegeng exhibits diverse pharmacological effects,including antitussive and anti-phlegm properties,anti-cancer activity,anti-inflammatory effects,immune regulation,antioxidant properties,anti-obesity,and antidiabetic effects.Additionally,Jiegeng shows potential in protecting the heart and liver.Beyond its medicinal benefits,Jiegeng is highly esteemed in culinary applications,and its global demand is on the rise.Its utilization has expanded beyond medicine and food to encompass daily necessities,cosmetics,agricultural supplies,and other fields.Currently,there are 18 272 patents related to P.grandiflorum.This comprehensive review summarizes the latest research published over the past 20 years,providing a robust foundation for fur-ther exploration of the medicinal and health benefits of P.grandiflorum.