Kidney crystals are the pre-stage of kidney stones, at this time patients can eat diuretic dishes, such as: cabbage, celery, cucumber, beets, etc.. But food is only part of the diuretic, in addition to food, you can appropriately increase the amount of water, to ensure 8 glasses of water a day, so that the body to maintain a full state of water, daily exercise to allow the body to have a better metabolic process, increase the amount of water, increase exercise can reduce the transformation of kidney crystals to kidney stones, reduce the formation of urinary sediment, reduce the chances of stone formation. In addition, we should pay attention to regular review and early detection of stones through physical examination, for asymptomatic stones to review the main, for symptomatic stones should be actively intervention treatment.