There are many kinds of foods with the function of clearing away heat and reducing fire. According to the different symptoms when getting angry, they can be generally divided into the following categories: (1) heat-clearing and detoxicating categories: such as chrysanthemum, cucumber, isatis root, tomato, bamboo shoots, mung beans, tofu, celery, water chestnut, water chestnut, purslane, day lily and so on. It has antibacterial and anti-inflammatory effects and is suitable for all kinds of fruits. (2) Fire fighting in bitter cold: such as bitter gourd, bitter vegetable, bracken, towel gourd, snail, eggplant, millet, buckwheat, rabbit meat, frog, etc. Because cold can turn heat into fire, it is mostly used for real fire. (3) Eliminating dampness and purging fire: such as wax gourd, watermelon, coix seed, lentils, barley, amaranth, wax gourd, adzuki bean, snakehead, duck, carp, crucian carp, loach, lettuce, mung bean sprouts, chicken gizzard-membrane, etc. , suitable for all kinds of real fire symptoms. (4) attacking real fire: such as rhubarb, Anemarrhena rhizome, coptis root, scutellaria root, banana, celery, potato, sesame seed, peach kernel, jellyfish, white radish, etc. , suitable for short yellow urine, dry stool, dry mouth and bitter taste, abdominal distension, loss of appetite and other symptoms. (5) Cooling blood and astringent blood: such as lotus root, pear, water chestnut, radix rehmanniae, auricularia, Monopterus albus, glutinous rice, lotus root powder, shepherd's purse, corn stigma, mango, eel, bamboo leaves, lalang grass rhizome, purslane, etc. Can be used for nosebleeds, hematochezia, hematuria, etc. (6) Sweet, warm and heat-clearing: such as Codonopsis pilosula, Atractylodes macrocephala, Chinese cabbage, litchi, chestnut, jujube, walnut kernel, lily, black sesame, bird's nest, bee milk, sorghum, fennel, sword bean, mustard, cherry, pomegranate and dark plum. It is suitable for the situation of qi deficiency and excessive fire. (7) Nourishing yin and reducing fire: such as soft-shelled turtle, kelp, laver, sea cucumber, spinach, pig blood, pig liver, brown sugar, silky fowl, pumpkin, clam, tremella, etc. , mostly used for yin deficiency, hot flashes, night sweats and insomnia at night. (8) Nourishing viscera and extinguishing fire: such as black beans, yam, peanuts, milk, coix seed, tremella, pigeon eggs, quail, sparrow meat, eel, mutton, dog meat, leek, mulberry, etc. It is suitable for deficiency fire caused by weakness of viscera and deficiency of yang. The following general principles should be observed when carrying out dietotherapy for excessive internal heat: (1) Food varieties should be mainly soft, crisp and easy to digest and absorb, while non-staple food dishes should be mainly steamed, stewed and boiled, and less greasy and indigestible things should be eaten. (2) Drink plenty of water to supplement the loss of water when the body is angry and hot, and promote metabolism, promote fluid production and diuresis, and accelerate the excretion of toxins and calories. (3) Do not eat spicy food, such as pepper, dried ginger, raw garlic, pepper, strong tea, tobacco, spirits, coffee, green onions, etc. , so as not to produce heat to help fire, burn body fluid and aggravate the condition. (4) The actual burn victims should eat more cold and heat-clearing foods, such as mung beans, eggplant, wax gourd, loofah and bitter gourd. And avoid foods that help the sun to generate heat, such as leeks, mutton, dog meat, sparrow meat, sorghum, longan, cherries and apricots. (5) Patients with asthenic fire should pay attention to supplement nourishing yin foods such as tremella, lily, mulberry, mussel meat, and nail fish, and should not eat more cold fruits and all kinds of cold foods.