Patients with kidney stones can and lemonade. Clinical studies have shown that 90% of kidney stones are carbonate and phosphate stones, lemonade contains citrate, which can inhibit the formation of sodium salts, that is, inhibit the production of raw materials for stones, so it can inhibit the production of kidney stones. The prevention of kidney stones, a, pay attention to drink more water, diligent urination. Diligent urination, that is, to ensure that the 24-hour urine volume is greater than 2500 ml. Second, eat more vegetables and fruits, can alkalize the urine. Third, avoid sitting for a long time, hold urine, especially office workers, cab drivers, bus drivers and so on. Fourth, strenuous exercise, you can do jumping rope, running, climbing stairs and other sports. Only from the living habits, dietary habits on the constant attention, can avoid the formation of stones.