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20 (S) -protopanaxadiol (PPD)
It is an aglycon and a final product of the hydrolysis of protopanaxadiol panaxosides in the gut:
R1 = -H
R2 = -H
- In animals (rat), the antidepressant effect was as strong as fluoxetine. In addition, it protected the brain from oxidative stress. ( Xu2010sag )
Mgr. Boris Štítnický