Because its chemical composition is not highly toxic, it cannot be classified as a toxic medicinal material: the whole plant of Asarum contains 2.5% volatile oil,

The main component of the oil is methyl Eugenol, sassafras, asarum, elemin, also contains carvone, elfenacet, pinene, camphene, eucalyptol, dl-demethylcoclaurine, hignamine ), pungent substances peritomide and (2E, 4E, 8Z, 10E)-N-isobutyl-2, 4, 8, 10-dodecatetraenamide, etc. The whole plant of Asarum sinensis contains 2.6% volatile oil. The main components of the oil are α-thujene (α-thujene), myrcene (myrcene), γ-terpineol, and elemen. It also contains α-terpineol, Safrole ether, methyl eugenol, myristyl ether, linalool, asarum ether, limonene, etc. Asarum also contains n-pentadecane, sitosterol, campesterol, stigmasterol, sesame fat and N-isobutyltetradecatetraenamide. Seoul Asarum contains 1% volatile oil. The main component of the oil is carvone. It also contains α- or β-pinene, eucalyptol (1,8-cinede), methyl eugenol, safrole, and α-methoxy. Safrole ether, elemin, asarum ether, etc.