[Determination of nine ginsenosides in health foods by solid extraction phase-ultra performance liquid chromatography-tandem mass spectrometry].

Ginsenosides are the main active compounds of ginseng, American ginseng and Panax notoginseng. They have certain pharmacological effects on the cardiovascular, immune and central nervous systems. Most ginsenosides are naturally classified as protopanaxatriol (PPT), protopanaxadiol (PPD), and oleanolic acid (OA) according to their aglycone skeletons.