Polygalasaponin V is a triterpenoid saponin isolated from the aerial parts of Polygala japonica. Polygala japonica has been a folk medicine herb used as expectorant, anti-inflammatory, antibacterial and antidepressant agents in the south of China[1].
[1]. Li TZ , et al. Saponins from Polygala japonica and their effects on a forced swimming test in mice. J Nat Prod. 2006 Apr;69(4):591-4.
















