Chasteberry with Cistanche can nourish kidney yin and warm kidney yang, and is used in treating kidney yin and yang deficiencies such as lumbar and knee pain, essence and blood deficiency, and impotence and weakness. The medicines should be used by Chinese medicine practitioners after diagnosis and matching, and should not be used blindly. 1. Chasteberry, cool in nature, sweet and bitter in taste, enters the liver and kidney meridian, has the effect of clearing heat and brightening the eyes, nourishing the liver and kidney. In the clinic, it is mainly used for the treatment of lumbar and knee pain, Yin deficiency and internal heat, premature whitening of the beard, night sweating (abnormal sweating after sleeping, waking up after sweating stops), spermatorrhea, bone vapor and labor heat, dark eyes, dizziness, forgetfulness and tinnitus and other conditions. Chasteberry is cold in nature, so it is not recommended to take a single medicine in large quantities for a long period of time for people with cold spleen and stomach. In addition, this drug has a certain effect of diarrhea, stool slippery diarrhea, spleen deficiency and dampness, long-term diarrhea is not recommended to take a single drug for a long time in large quantities. 2. Cistanchis is salty, sweet and warm in nature. It enters the kidney and large intestine meridians and has the effect of laxative, tonifying the kidney and promoting yang. It is mainly used in the treatment of kidney and yang deficiency, impotence and premature ejaculation, deficiency of essence and blood, infertility with uterine cold, impotence and weakness, lumbar and knee pain, constipation with dryness of intestines and fluid. It should be noted that people with loose stools (thin and unformed feces), diarrhea, deficiency of yin and fire, and heat constipation should avoid taking it. Chasteberry is cold and Cistanchis is warm. When used together, they can support each other’s medicinal properties so that warm but not hot, cold but not cold, and can play the role of nourishing kidney yin and warming kidney yang in the treatment of diseases. The specific application should be under the guidance of traditional Chinese medicine practitioners and should not be taken blindly.