(1) Eat less food with high oxalate content: Foods with high oxalate content are tomatoes, spinach, strawberries, beets, chocolate, etc. Excessive oxalate intake is also one of the main causes of kidney stones.

(2) Eat less soy products: Soy foods are high in both oxalate and phosphate, which can fuse with calcium in the kidney to form stones.

(3) Drink milk before bedtime: people who do not sleep well, drink a glass of milk before bedtime to help you sleep.

But after sleep, the amount of urine decreases, concentration, urine in a variety of tangible substances increase. And 2 to 3 hours after drinking milk, it is the peak of calcium excretion through the kidneys. Calcium through the kidneys in a short period of time suddenly increased, easy to form stones. Therefore, kidney stone patients, should not drink milk containing high calcium before going to bed.

(4) do not take too much cod liver oil: cod liver oil is rich in vitamin D, has the function of promoting the intestinal membrane on the absorption of calcium and phosphorus, sudden increase in urinary excretion of calcium and phosphorus, is bound to produce precipitation, easy to form stones.

(5) limited intake of sugar: U.S. scientists, the results of a recent study showed that the intake of high-sugar foods, can make the opportunity to suffer from kidney stones increased, therefore, pay attention to eat less sweets.