There are many types of nephritis, which can be divided into primary glomerulonephritis and secondary glomerulonephritis according to the initial cause. Acute nephritis, chronic nephritis, nephrotic syndrome, iga nephritis, etc. are primary nephritis; purpura nephritis, lupus nephritis, diabetic nephropathy, hypertensive nephropathy, etc. are called secondary nephritis. The diet is very important to the recovery of the disease, the following dietary principles of nephritis: 1, the supply of protein, generally should be supplied in accordance with the normal needs, adults 0.8 ~ 1.0 grams per kilogram of body weight per day. And use proteins of high physiological value, such as eggs, dairy, meat, etc., to compensate for excretion losses, to avoid and treat swelling and anemia. 2. If there is hypertension or hyperlipoproteinemia, the content of saturated fatty acids and cholesterol in the diet should be limited. For cases with anemia, protein and iron rich foods such as liver, loin, beef, egg yolk and green leafy vegetables should be used. 3. Depending on the presence or absence of hypertension and swelling, the patient should be given a salt less or salt free diet respectively. 4.Water does not need to be restricted. Orange juice, watermelon juice, orange juice, fruit water and vegetable juice can be consumed to facilitate urination and reduce swelling. 5.It is advisable to use foods rich in vitamin A, B2 and C. In fact, a single staple food is not very reasonable nutritionally speaking, omnivorous food is more beneficial to health, should try to use a variety of staple food, such as corn flour and rich flour to make hair cake or nest with rice thin rice. Acute nephritis patients diet requirements for vegetables and fruits is rich in vitamins, low potassium, low sodium, such as vegetables can choose tomatoes, rape, onions, etc., fruits can eat apples, strawberries, grapes, oranges, etc. The choice of protein is generally based on beef, milk, scallops, eggs and other high-quality animal protein, but it should be limited and not eaten in excess. There are also soups commonly used by patients with acute nephritis, such as three fresh winter melon soup and egg soup with capers. The patient and family members can prepare the above recipes according to their own preferences without violating the dietary principles of acute nephritis.