Prevention of gallbladder stones can be started from the following aspects: 1, patients with hemolytic diseases and cirrhosis should actively treat the primary disease to reduce the deposition of bile pigments and prevent the formation of bile pigment stones; 2, regular diet, as bile is stored in the gallbladder during fasting, the gallbladder mucosa constantly absorbs water bile concentration, cholesterol/lecithin vesicles are easily formed, the viscosity of bile increases, regular meals stimulate the body to secrete The regular meals stimulate the secretion of cholecystokinin, which acts on the gallbladder to make it contract and discharge bile, so that the bile circulating regularly can avoid the formation of gallbladder stones; 3, adjust the diet structure, avoid the high protein, high fat, high calorie diet, and properly eat fiber-rich food can lower cholesterol; 4, pay attention to dietary hygiene, prevent disease from the mouth, reduce the production of roundworms, reduce biliary tract infection, and avoid the formation of stones with worm bodies and eggs as the core. The core of the stone formation. 5.Patients who have undergone most of the gastric resection, radical surgery for gastric cancer or vagotomy, due to the destruction of blood vessels and nerves, gallbladder emptying is delayed and the incidence of gallstones increases; 6.During long time parenteral nutrition, due to the lack of food stimulation, gallbladder contraction is reduced and can be complicated by gallbladder stones, which should be prevented by using cholecystokinin to empty the gallbladder or taking anti-inflammatory and cholestatic drugs; 7.B ultrasound Those who find gallbladder crystals can take appropriate oral choleretic drugs to regulate them.