Tuberculosis is a long-term chronic wasting disease, and most TB patients are in a state of nutritional imbalance during their illness. Therefore, in addition to the necessary chemotherapy, a proper diet and adequate nutritional supplements are also important for the recovery of TB patients. Tuberculosis patients should follow the following dietary principles: 1. The supply of heat energy should be slightly higher than normal for tuberculosis patients, generally 40-50 kilocalories per kilogram of body weight, and 2,500-3,000 kilocalories per day is appropriate to meet the physiological needs of patients and the consumption of disease. However, obese patients with tuberculosis and elderly people with cardiovascular disease should not have too much caloric energy, generally controlled at about 2000 kcal. 2, protein tuberculosis patients should be given a high protein diet, which can be supplied at 1.5-2.0 grams per kilogram of body weight. The source of protein should be mainly dairy, eggs, fish, meat, animal offal and soy products. Milk is rich in casein and calcium, which can be consumed regularly by patients. 3, carbohydrates carbohydrates mainly from the patient’s staple food and vegetables, fruits and sugar. The intake is generally not limited, but when tuberculosis patients with diabetes, the supply of carbohydrates should be limited to about 200-300 grams per day. 4, fat tuberculosis patients on the principle of moderate intake of fat, 80 grams per day is better, and the best plant-based fat. 5, vitamins vitamins and recovery of tuberculosis patients are closely related, so the diet of tuberculosis patients should also add a variety of vitamin-rich foods such as fresh vegetables, fruits, animal liver, etc., to meet the body’s demand for vitamins. 6, iron tuberculosis patients should also eat more iron-rich green leafy vegetables and fruits, such as spinach, celery, rape, amaranth, tomatoes, peaches, apricots, red dates, oranges, prunes and pineapples. 7, prohibit smoking, alcohol and spicy condiments.