Abstract: The Liao Asarum for asarum belongs to tradition Chinese medicine. In this paper,the application situation and functions of Liao Asarum functional components were summarized. The Liao Asarum pharmacological functions which included the sedation,anti-aging and anti-tumor functions were described primarily. The medicinal and edible value of Liao Asarum were illustrated and prospected,and then the extraction methods of volatile oil were discussed. With the development of medicine,Liao Asarum remains to be further development and utilization. This paper provides a certain reference for the future application prospect of Liao Asarum.