Abstract: Polysaccharide extracted from Ligusticum chuanxiong Hort. exhibits the capacity to promote the cell growth. There are a series of extracting methods for polysaccharide from Ligusticum chuanxiong Hort.. In this paper, the composing components, extraction process and the biological functions of the polysaccharide from Ligusticum chuanxiong Hort. are reviewed, so as to provide scientific references for its further development of utilization.