Si Jun Zi Tang is a Chinese medicine formula that benefits qi and strengthens the spleen. Taking this formula will generally not aggravate dampness in the body. Four Gentlemen Soup is mainly composed of ginseng, poria, atractylodes macrocephala, baked licorice and other Chinese medicinal herbs, with the effect of benefiting qi and strengthening the spleen, and is mainly used for treating qi deficiency of the spleen and stomach, which is seen as a condition of withered and white face, weakness of the limbs, shortness of breath, low voice, and loose stools with scanty food (thin and unshaped feces), and so on. Taking this formula will not aggravate the dampness in the body, and it can also play a role in treating and improving the internal storage of water-dampness (water-dampness stays in the body) caused by the deficiency of the spleen and the inability to transport and transform. This formula is an ancient Chinese medicine prescription, the specific selection should also be in the physician under the guidance of the diagnosis of addition, subtraction, tailoring, such as chest and diaphragm plumpness (stomach distension and discomfort), discretionary addition of Hovenia Citrus shells, Chen Pi to move qi to broaden the chest; fear of cold limbs cold, epigastric (abdominal) pain, discretionary addition of dry ginger, epimedium, etc. in order to warm the middle to eliminate cold, do not blindly take on their own.