Kidney stone patients drink a small amount of soymilk will not have any effect, but it needs to be based on the different components of the stones, for urate stones is not recommended to drink soymilk for a long time, because soymilk contains more purine substances, which will increase the growth rate of uric acid stones. According to the composition of the stones can be divided into calcium oxalate stones, calcium phosphate stones, urate stones, sodium magnesium phosphate stones, cystine stones. Patients with stones need to pay attention to their diet in the course of their daily life, for example, patients with calcium oxalate stones should limit their intake of calcium oxalate foods, such as beets, tomatoes, chocolate, etc., as appropriate. Urate stones should be low purine diet, reduce the intake of animal offal seafood, because soymilk contains a small amount of purine substances, and the metabolism of purine substances is uric acid, so it is not recommended to drink for a long time. For kidney stone patients in addition to daily dietary attention, should also limit the intake of salt, active treatment of stones. For the small size of the stone can be through more diet and exercise, out of the body. For larger stones, surgical impact lithotripsy and ureteral lithotripsy should be used.