Although the loach is small in size, it is widely distributed and can be fished in any waters all year round. It has strong vitality and rich resources, and it is also a small-scale product with rich nutrition. The loach meat is tender and delicious, and the protein content per 100 grams of edible parts is as high as 18.4-22.6 grams, which is higher than that of ordinary fish. It also contains 2.8-2.9g of fat,100-17kcal, 51-459mg of calcium,154-243mg of phosphorus, 2.7-3.0mg of iron and B/vitamin. Eating more loach can cure diseases. Misgurnus anguillicaudatus is sweet and flat. "Introduction to Medicine" says that it can "tonify the middle energizer and stop diarrhea". It is recorded in Compendium of Materia Medica that loach fish has the effect of warming the middle warmer and benefiting qi. It has certain effects on quenching thirst, sobering up, diuresis, aphrodisiac and hemorrhoid collection. It has a good curative effect on hepatitis, night sweats in children, hemorrhoid prolapse, skin itching, traumatic injury, finger furuncle, impotence, ascites, mammary abscess and other diseases.