(2) Fire-fighting by bitter cold: such as bitter gourd, bitter vegetable, Juecai, loofah, snail, eggplant, millet, buckwheat, rabbit meat, frog, etc., which can turn heat into fire by cold nature and are mostly used for excess fire.
(3) Dampness-promoting and fire-purging: such as wax gourd, watermelon, coix seed, lentils, barley, amaranth, melon, adzuki bean, snakehead, duck, carp, crucian carp, loach, lettuce, mung bean sprouts, chicken gizzard-membrane, etc., which are suitable for all kinds of fire symptoms.
(4) attacking real fire: such as rhubarb, Anemarrhena rhizome, coptis root, scutellaria root, banana, celery, potato, sesame, peach kernel, jellyfish, white radish, etc., which are suitable for symptoms such as short yellow urine, dry stool, dry mouth and bitter taste, abdominal distension and poor appetite.
(5) cooling blood and astringing 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, cogongrass rhizome, purslane, etc., which can be used for epistaxis, hematochezia, hematuria and so on.
(6) Sweet-warm and heat-removing categories: 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, ebony, etc., which are suitable for the condition of qi deficiency and fire flourishing.
(7) Nourishing yin and reducing fire: such as soft-shelled turtle, kelp, laver, sea cucumber, spinach, pig blood, pig liver, brown sugar, black-bone chicken, pumpkin, clams, tremella, etc., which are mostly used for symptoms such as yin deficiency, excessive fire, hot flushes, night sweats and insomnia at night.
(8) Visceral-nourishing and flameout: such as black beans, yam, peanuts, milk, coix seed, white fungus, pigeon eggs, quail, sparrow meat, eel, mutton, dog meat, leek, mulberry, etc., which are suitable for various symptoms of deficiency fire caused by weakness of viscera and failure of yang.