Methylsuccinic acid is a normal metabolite found in human fluids. Increased urinary levels of Methylsuccinic acid (together with ethylmalonic acid) are the main biochemical measurable features in ethylmalonic encephalopathy a rare metabolic disorder with an autosomal recessive mode of inheritance that is clinically characterized by neuromotor delay hyperlactic acidemia recurrent petechiae orthostatic acrocyanosis and chronic diarrhea.

3-Hydroxy-910-dimethoxyptercarpan is derived from Astragalus and has antibacterial and anti-cancer effects.

Magnoloside A has potent antifungal activities against various Cryptococcus strains with minimum inhibitory concentration values ranging from 1.0 to 4.0 ug/ml.