People who eat less cereal and eat more high fat and animal protein are more likely to get gallstones and cholecystitis. At the same time, patients with gallstones and cholecystitis will induce or aggravate clinical symptoms after eating fried and fried food. Because when eating foods rich in fat, the gallbladder contraction is strengthened, which promotes the secretion of bile in large quantities, leading to stones stimulating the gallbladder and causing severe abdominal pain. Therefore, patients with gallstones and cholecystitis should avoid eating too much fat and try to choose plant protein or animal protein with low fat content. Pork, beef and chicken with skin are high in fat, so avoid eating them. You should eat some meat products with low fat content, such as tenderloin, thigh meat, chicken breast and skinless chicken. Tuna, blue and white fish, swordfish, etc. Seafood is high in fat, which is a taboo. In contrast, cod, perch, flounder, whitefish and needlefish are low in fat and can be eaten as substitutes. Crab, shrimp and roe are rich in cholesterol and should be controlled. Milk is rich in nutrients, especially calcium, which is easily absorbed by human body. It is an essential food every day. In order to control fat intake, you can choose low-fat milk or skim milk.