Most stones can be mixed with two or more ingredients, and different stones have different dietary taboos. ① Calcium oxalate stone is the most common kidney calculi, so you should eat a diet with low calcium and low oxalic acid, and eat less milk, dairy products, bean products, meat and animal viscera (such as liver, heart, kidney and intestine). ), as well as high oxalic acid and high protein foods such as chocolate, strong tea, sesame paste, egg yolk, mushrooms, spinach, shrimp skin, radish, celery and potatoes. ② The diet of calcium phosphate stones should eat less meat, fish and bone soup. ③ Uric acid stones are common in people with high uric acid levels. Patients need to control uric acid level, because uric acid can precipitate oxalate and urate in urine and form urinary calculi. Dietary taboos include foods with high purine content, animal offal, seafood, peanuts, beans, spinach and beer.