First of all, try to eat less and eat more meals, avoid overeating, eat less spicy and other irritating foods, and quit smoking and drinking. Secondly, pay attention to the reasonable composition of dietary components. Advocate the combination of meat and vegetables, and try not to eat or eat less fat, animal offal, crab roe, egg yolk, cream products, fried eggs, etc. This is because the gallbladder has been removed, and there is not enough concentrated bile in the bile duct to help the intestine digest fat. Once the fat is ingested too much, it is likely to cause digestive dysfunction and fatty diarrhea, which will further affect the absorption of nutrients and lead to malnutrition. The daily diet advocates eating more protein-rich foods (bean products, lean meat, fish) and fresh vegetables. Finally, pay attention to cooking methods. Advocate lightness and use less strong condiments. Generally, eat less fried, grilled and smoked foods; Methods such as steaming, stewing and simmering soup were used to reduce the burden of patients' digestive system.