The patient with uremia needs a low-salt, low-fat, high-quality protein diet, which is the principle of diet. 1, uremic patients, first of all, low salt, salt intake requirements are controlled at about 5-6 grams per day, with high blood pressure, edema, salt intake should be less than 3 grams per day. 2, low-fat. The so-called low-fat, that is, consume as little fat as possible, especially animal fat, can be appropriate intake of vegetable oils, that is, unsaturated fatty acids, as far as possible to avoid the intake of saturated fatty acids. 3, high-quality protein diet. Quality protein usually refers to animal protein, such as fish, chicken, duck, pork, beef, lamb and so on, the protein inside these foods are high-quality protein. The only high quality protein among plants is only soybean products, including soybeans, soybean products, such as tofu, soybean skin, etc., these belong to high quality protein. The daily content of high quality protein should account for more than 50% of the total protein intake. Uremic patients in addition to these three principles, but also to control the intake of phosphorus in the diet. Generally high protein content of food, the relative phosphorus intake will also be higher, but there are some foods that do not contain protein, but rich in phosphorus, such as a variety of beverages, food additives, finished processed meat food, and nuts, such as melon seeds, peanuts, walnuts, pistachios, etc., are phosphorus-containing, high-fat food, and is not suitable for patients.