Angelica Chuanxiong, Ligusticum and White Peony Root Preparation for Pregnancy In recent years, pregnancy preparation has become the focus of many families. In order to improve the success rate of pregnancy, people began to explore various methods and herbs. Among them, the combination of angelica, chuanxiong, white peony root and rehmannia root has attracted much attention. Angelica sinensis, as a traditional Chinese medicine