Biliary tract diseases are closely related to diet, so dietary therapy is of great significance. Low-fat and high-carbohydrate liquid foods can be provided, such as lotus root starch, rice soup, fruit water, vegetable water, honey water, etc. Eat small meals frequently; Avoid using animal brains, livers, kidneys, egg yolks, fish roe, etc. Do not consume fried foods or fatty meats. Avoid alcohol, strong tea, coffee, and vegetables and fruits rich in crude cellulose. For cholecystitis, dandelion tea can be used as an auxiliary medicinal diet: 50 grams of dried dandelion (100 to 150 grams of the whole plant if fresh), first soak it in 1000 milliliters of cold water, then simmer over low heat for 5 to 7 minutes. Drink it as tea after meals for two consecutive days, three times a day, changing the medicine every two days, and continue to drink for a month.