2. The main function of crucian carp soup is that it has the functions of invigorating spleen and promoting diuresis, harmonizing middle energizer and appetizing, promoting blood circulation and dredging collaterals, warming middle energizer and lowering qi. It is especially suitable for postpartum women to eat, and can achieve the effect of tonifying deficiency and promoting lactation. Using crucian carp soup can effectively supplement protein, and also has a good effect on some people who are under great pressure and lack of sleep. Carassius auratus soup has a certain diuretic and detumescence effect on some patients with chronic nephritis edema and malnutrition edema ascites, and it is a good soup.