3-Hydroxy-4-methoxyacetophenone(Acetoisovanillone; Isoacetovanillone) is an active compound isolated from P. spinosa. Isoacetovanillone possesses anti-inflammatory activity and prevented injuries due to administration of acetic acid in the colon[1].
[1]. Minaiyan M, et al. Anti-inflammatory effect of Pycnocycla spinosa extract and its component isoacetovanillone on acetic acid induced colitis in rats. Res Pharm Sci. 2015 Jul-Aug;10(4):345-55.
















