Kansuinine E, a jatrophane-type diterpenoid, is a plant-derived compound isolated from the roots of E. kansui. It functions as a nitric oxide inhibitor, with an inhibitory concentration of 6.3 μM (IC50).

Isoanhydroicaritin is a flavonoid isolated from the dried root of S. flavescens.

13-Oxyingenol-dodecanoate (13OD) is a tumor suppressor agent. 13-Oxyingenol-dodecanoate has anti-HIV-1 activity with EC50 value of 33.7 nM.13-Oxyingenol-dodecanoate can induce the expression of ULK1 to effect mitochondrial dysfunction and cellular autophagy. 13-Oxyingenol-dodecanoate also increases the expression of BAX and suppresses the expression of BCL-2 to effect apoptosis.