Proper nutrition and appropriate diet are important measures in the treatment of hepatitis. Therefore, a reasonable diet can improve the patient’s nutritional status, promote the regeneration and repair of liver cells, and facilitate the recovery of liver function. Patients in the acute phase of hepatitis should eat a light, easy to digest, suitable for the patient’s taste, low-fat, multivitamin fluid and semi-liquid diet, protein 0.1-1.5g/kg per day. ensure sufficient calories, daily carbohydrate requirements of about 250-400g, such as too little intake can drink sugar water, juice, intravenous glucose plus vitamin C, eat more fruits, vegetables and other vitamin-rich food, Such as cabbage, rape, spinach, fresh dates, hawthorn, oranges, bananas, etc. After stabilization, overeating should be avoided. Patients in the recovery period can gradually transition to a normal diet. Patients with chronic hepatitis should increase protein intake to 1.5-2.0g/kg/day, mainly high quality protein, such as milk, eggs, lean pork, fish, etc. For chronic hepatitis combined with cirrhosis and high blood ammonia, protein should be restricted or prohibited, with daily protein intake of 〈0.5g/kg, and more fresh vegetables and fruits as well as liver and blood clotting foods, such as pig liver, lamb liver, hoof tendons, sea cucumber and meat jelly, jelly, etc. Those with combined ascites and oliguria should have a restricted or salt-free diet, with sodium limited to 500mg/d (1.2-2.0g of sodium chloride) and water intake not exceeding 1000ml per day. Fatty liver High protein and moderate amounts of fat and sugar are desirable. Among the fats, vegetable oils rich in unsaturated fatty acids are preferable, avoiding excessive increase in nutrition, and appropriate activity should be taken. Obese and overweight patients should aim to moderate their diet and drink more water. In addition, exercise is needed, and a 2-hour walk of 12 km is recommended to achieve weight loss. Alcoholic liver disease Abstinence from alcohol is an important measure to treat their disease. There should be a good balanced diet, supplemented with calories, proteins, vitamins and trace elements. Patients with all types of hepatitis should not have a long-term high sugar and high calorie diet, especially those with diabetic tendencies and obesity to induce diabetes and fatty liver, and nutritional intake is best to maintain body weight at standard or slightly higher levels. For those with abdominal distension, reduce the intake of gas-producing foods (milk, soy products). Pay attention to adjust the color, aroma and taste of the diet to ensure nutritional intake. But avoid the indiscriminate use of tonic drugs. Food taboos 1, avoid frying, greasy food, such as fatty meat, thick broth and other animal fats. 2, coarse foods such as corn, sorghum rice; raw and hard foods such as peanuts, walnuts and even bones with thorns food, should be avoided. 3, avoid gas-producing foods, such as leeks, onions, soybeans and fava. 4, avoid stimulating foods, such as chili, mustard, pepper, onion, garlic and alcohol.