It has been clinically observed that Yizhi has a certain function of stabilizing essence and promoting sexual function. Yizhi can improve myocardial hypoxia resistance, promote immune function, promote hematopoietic function, and increase platelets and white blood cells. In addition, it has a relaxing effect on arterial smooth muscle and uterine smooth muscle. In vitro tests have shown that the inhibition rate of tumor cells reaches 70-90%.