Table 1: Classification of ginsenosides in terms of their aglycones PPD or PPT.

GinsenosideMW (Da)Molecular formulaR1R2R3

PPD460.39C30H52O3HHH
 Rb11109.29C54H92O23Glc2-GlcGlc6-GlcH
 Rb21079.27C53H90O22Glc2-GlcGlc6-Ara(p)H
 Rb31079.27C53H90O22Glc2-GlcGlc6-XylH
 Rc1079.27C53H90O22Glc2-GlcGlc6-Ara(f)H
 Rd947.15C48H82O18Glc2-GlcGlcH
 Rg3785.01C42H72O13Glc2-GlcHH
PPT476.38C30H52O4HHOH
 Re947.15C48H82O18HGlcO-Glc2-Rha
 Rg1801.03C42H72O14HGlcO-Glc

Glc: -D-glucose; Ara(p): -L-arabinose(pyranose); Ara(f): -L-arabinose-(furanose); xyl: xylose; Rha: -L-rhamnose.