Dietary factors are important for the prevention and treatment of kidney stones. In addition to active clinical treatment of kidney stone disease, attention should be paid to the reasonable allocation of diet and restriction of the intake of certain substances in order to receive the proper therapeutic effect. In general, in addition to drinking a lot of water and exercise, kidney stone patients can choose the appropriate type of food according to the composition of the stones they suffer from. 1, uric acid stones: to limit the intake of protein, seafood, soy products, to 0.8-l grams per kg of body weight per day is appropriate, to eat more fresh vegetables and fruits; grains should be mainly fine grains; meat can be consumed a small amount of meat, shrimp, etc., generally limited to 100 grams, 2 times a week; green vegetables and fruits can be eaten at will. Eggs and milk can be consumed in moderation. Not suitable for consumption of pork loin, brain to and other animal offal, duck, goose, a variety of broths, gravies and sardines, clams, crabs, etc.; should not eat vegetables such as spinach, beans, cauliflower, lobster and mushrooms, etc.: in addition to avoid beer and alcoholic beverages, strong tea, coffee, cocoa and strong sexual flavor spices and condiments. 2, calcium phosphate and magnesium ammonium phosphate stones: these patients should eat a low calcium phosphate diet and acidic food. 3, calcium oxalate stones: radish, spinach, strawberries, oranges, chocolate, cocoa, tea, potatoes and soy products should be avoided; fat diet should be limited to less than 40 grams per day; calcium should be maintained at 800 mg per day in the diet to ensure that there is enough calcium in the intestine to combine with oxalic acid. 4. Cystine stones: a low methionine diet is appropriate.