(1) General diet: It is suitable for those who have mild disease, normal body temperature and no digestive tract disorders, recovering from disease and do not need to restrict diet. ①A balanced diet suitable for the body’s needs and containing sufficient nutrients is necessary. ②General normal food can be used. ③Avoid the application of strongly spicy and irritating foods or condiments. ④Fatty foods, fried foods and other indigestible foods should be used sparingly. (2) Soft diet: Applicable to indigestion, slight fever, digestive disorders, oral disorders or chewing inconvenience, old and young patients and post-operative recovery period. ①Food should be easy to digest, easy to chew, so all food cooking should be chopped, roasted and cooked soft. ②Do not use fried and coarse fiber food, avoid strong and spicy condiments; ③Long-term use of soft food, because vegetables are chopped and cooked soft, more vitamin loss, so pay attention to supplementation, such as more vitamin c-rich food, such as fresh tomato water, fresh juice, vegetable water, etc. (3) Semi-liquid diet: It is suitable for patients with slightly high body temperature, weakness, digestive tract diseases, chewing inconvenience, post-surgery and indigestion. ①Food should be extremely soft, less fibrous, easy to digest, easy to chew and swallow, and semi-fluid food. ②Eat less and more often, usually once every 2 to 3 hours, 5 to 6 times a day. ③ such as patients with gastrointestinal bleeding, should be used less slag semi-liquid. The diet of dysentery patients should not be given to foods containing fiber and flatulence, such as vegetables, raw fruits, milk and overly sweet and flatulent foods. Available foods include: rice and noodles (rice porridge, minced pork porridge, bean paste porridge, egg congee, date porridge, fish porridge, chicken porridge, shrimp porridge and liver porridge); noodles (various noodles such as wontons, bread, steamed buns, cereals, soda crackers, cakes and other soft snacks); meat (meat using lean meat with less tendon and chicken, duck, fish and shrimp, offal, etc.); eggs (boiled eggs, scrambled eggs, steamed eggs, blistered eggs, hibiscus) Eggs, egg blossoms, brined eggs, salted eggs, skin eggs, etc.); dairy (milk, goat’s milk, condensed milk, ice cream, cream, butter, cheese and soft snacks made of milk; soy milk, tofu brain, tofu, dried beans, adzuki beans, green beans, broad bean flaps, etc.); apples, leafy vegetables, boiled melons and fruits, potatoes, fruit water, boiled fruits, etc. (5) Prohibited foods: foods with a lot of fat or oil frying, and coarse fiber foods, as well as spicy condiments, etc. (4) liquid diet: for patients with serious illness, high fever, swallowing difficulties, oral disorders, after major surgery, acute gastrointestinal disorders and abdominal surgery, etc. Meal preparation principles: ① Food is liquid or dissolves into liquid in the mouth. ②Less meals, once every 2-3 hours, 6-7 times a day, 200-250ml each time. ③Where abdominal surgery and dysentery patients, to avoid flatulence, do not give milk, soy milk and too sweet liquid. ④Where the fluid is fed by nasal tube, do not use egg white soup, thick rice soup to avoid blockage of the tube. ⑤ This diet does not provide enough heat and nutrients, and should not be used for a long time. (6) Available foods: rice and noodles (rice soup, all kinds of rice and noodle paste, such as sesame paste, date paste, almond tea, walnut cheese, fried noodle paste and overdone peanut cheese, etc.); soups (pork ribs soup, beef soup, chicken soup, liver soup, overdone vegetable soup, tomato juice, etc.); beans (soy milk, young tofu brain, overdone green beans, adzuki bean soup); dairy (milk, milk with egg flower, milk with steamed egg, milk cocoa, ice cream, almond tofu (5) low-fat diet: food and beverage (fruit juice, fruit jelly, vegetable water, cream of wheat, etc.). (5) low-fat diet: food selection for those with low fat and cholesterol content. For patients with kidney disease who have renal insufficiency or elevated blood lipids. Available foods: seaweed, nori, black fungus, hawthorn, onion, lotus heart, celery, water chestnut, kelp, japonica rice, pasta, etc. Fatty meat, egg yolk and brain are prohibited. (6) Low-salt, salt-free diet: food containing less than 5 grams of salt per day is low salt, and those who do not add salt are salt-free diet. Applicable to acute and chronic kidney disease suffering from edema and hypertension. Prohibit all pickled foods, such as salted vegetables, salted meat, sausages, ham, and eggs.