As traditional Chinese medicine

Acorus calamus exerts the function of understanding

eliminating phlegm

jianwei and educational effect. The study on its chemical composition has gained much attention. Based on the reviews by predecessors

we referred to the literatures on the chemical compositions of A. calamus by both domestic and abroad scholars

to systematically review the chemical components isolated from calamus

including terpenoids

styrene acrylic element class

flavonoids

steroid and alkaloids

with monoterpenoids and sesquiterpenoids as the most

mainly focusing on volatiles. This article systematically reviews the study on chemical components of A. calamus in the past decade

aiming to provide a reference for the further study on the chemical composition of A. calamus.