According to many researches conceming constituents of Asiatic pennywort, it was found that saponin glycosides or saponins (also called triterpenoids) are the major chemical constituent ตารางที่2 saponins are composed of aglycone (genin or sapogenin) ตารางที่3 and glycine molecule. Moreover, Asiatic pennywort also contains polyacetylenes, sterols and lipid constituents, nitrogen containing constituents, flavonoids and miscellaneous compounds.
Although Asiatic pennywort contains a wide range of many substances ตารางที่4, but many researches indicated that the triterpene glycosides sush as asiaticoside, Asiatic acid, madecassic acid and madecaaaoside are the active ingredients of Asiatic pennywort