Methods:The herba cistanches is divided into galactitol and others through methods of extraction and separation and recrystal with different solvents.

• 方法:采用不同溶剂提取、分离及重结晶等方法将肉苁蓉分为半乳糖醇等4个组份,进行对小鼠通便时间的影响实验。