Biliary cholesterol crystals are cholesterol deposited on the mucosal surface of the gallbladder. There are some clinical drugs that can dissolve cholesterol, commonly used is ursodeoxycholic acid. Cholesterol crystals can be dissolved by taking the medication every day. The main component of the medication is bile acid, which is the best solvent for dissolving cholesterol. At the same time, when removing cholesterol must control the diet, cholesterol is mainly eaten in, so, should control the high cholesterol, high fat food. For example, egg yolk of various poultry, such as the yolk of an egg, has 200mg of cholesterol, while the body’s daily requirement is 300mg. so, dietary control is crucial.