On the one hand, because most people are sitting down to eat snacks, when the body is in a curled position, the inner teeth of the abdominal cavity will increase, the peristalsis of the gastrointestinal tract is restricted, so it is not conducive to the digestion and absorption of things and bile excretion, cholesterol is easy to deposit down to form stones. On the other hand, snacks are either high-sugar, high-fat food or spicy and stimulating products, and long-term consumption of such snacks will cause obesity, and obese people with abnormal cholesterol metabolism, too much cholesterol will be excreted into the bile, easy to precipitate stones. The following snacks are healthier and can be chosen: 1, fresh hawthorn: lower blood lipids. 2, fresh bamboo shoots: high fiber food, to prevent gallstones. 3, walnuts: contains pyruvic acid can prevent the combination of mucin and calcium ions, non-conjugated bilirubin, and promote the dissolution of gallstones excretion. 4, fresh fish fillets, dehydrated fruit and vegetable slices, etc.