The general principle of diet for dialysis patients is low-salt, low-fat, high-quality low-protein diet. The following are the dietary principles: First, low salt, the daily salt intake should not exceed 6g, if there is elevated blood pressure, the salt intake needs to be even less. Second, regular quantitative, daily attention to calcium. Follow the dietary principles, breakfast can eat an egg, eat cereals, to ensure that a bag of milk every day, to maintain a high-quality low-protein diet. Lunch can be appropriate to eat lean meat, with a small amount of vegetables. Vegetables are best blanched in a pot, fresh vegetables contain high potassium, dialysis patients without urine are prone to hyperkalemia, so it is best to blanch vegetables in a pot when consuming them to reduce the potassium content. Dinner patients need to supplement calcium, can be appropriate to eat food with high calcium content, such as fish, shrimp, can be appropriate to eat easy-to-digest coarse grains. Because dialysis patients have almost no urine, salt should be limited to reduce the amount of water intake.