Catfish contains a variety of nutrients, among which the fat content ranks first among fish, and it has good effects of nourishing yin, appetizing, promoting lactation and diuresis. Catfish contains more protein and fat, which has a good dietotherapy effect on people who are weak and malnourished.

Catfish is a good product for lactation, which has the functions of nourishing yin and blood, invigorating middle qi, appetizing and diuresis, and is an essential food for postpartum dietotherapy and nourishing women.

Carp and its extract can effectively prevent and inhibit liver cancer, gastric cancer and acute lymphoblastic leukemia, and can be used to prevent and treat weakness, anemia and leukopenia caused by radiotherapy and chemotherapy. Soft-shelled turtle also has a good blood purification effect, which can reduce blood cholesterol if eaten regularly, and is beneficial to patients with hypertension and coronary heart disease. Turtle can also "replenish strain, strengthen yang, and greatly replenish yin." Eating soft-shelled turtle also has a certain auxiliary effect on many patients with tuberculosis, anemia, physical weakness and so on.