Since the addition and subtraction of clinical formulas need to be combined with the comprehensive judgment of the condition and constitution, etc., there is no such thing as “four gentleman’s soup with ten additions and subtractions of formulas”. Commonly used four gentleman type formulas in the clinic are Six Gentlemen Soup, Xiangsha Six Gentlemen Soup, and so on. 1. Four Gentlemen Soup is composed of ginseng, atractylodes, poria, and licorice, which has the effect of benefiting qi and strengthening the spleen (regulating the qi of the spleen and stomach), and is mainly used in the case of qi deficiency of the spleen and stomach, which is characterized by symptoms such as yellowish complexion, low speech, and shortness of qi and lack of energy. 2. Six Gentlemen Soup is composed of Four Gentlemen Soup plus Semixia and Pericarpium Citri Reticulatae, which has the effects of benefiting qi and strengthening the spleen, drying dampness and resolving phlegm (removing phlegm in the body by drying dampness), and is mainly used in cases of deficiency of qi in the spleen and stomach combined with phlegm-dampness, which is manifested by loose stools with scanty food (thinning of feces without formation), chest and epigastric congestion, and eructations (hiccups). 3. Xiangsha Liu Jun Zi Tang is composed of Liu Jun Zi Tang plus Mu Xiang and Sha Ren, which has the effects of benefiting qi and strengthening the spleen, moving qi and resolving phlegm (promoting qi to resolve phlegm), and is mainly used in cases of qi deficiency of the spleen and stomach and phlegm obstruction and qi stagnation, which are characterized by vomiting and flatulence (bloating and discomfort of the stomach), inability to think about food and eating, and distension and pain of the epigastric region (the abdomen). When taking Si Jun Zi Tang, Liu Jun Zi Tang, Xiang Sha Liu Jun Zi Tang, care should be taken to avoid spicy and stimulating food, so as not to aggravate the burden on the spleen and stomach. If necessary, it is recommended to go to a regular hospital for consultation and treatment under the guidance of a professional physician to identify the symptoms.