Hairy items generally refer to foods that can cause old illnesses to recur and new illnesses to worsen after ingestion. According to Chinese medicine, psoriasis is mostly a hot disease, and it is appropriate to use cold medicine for hot evidence, and so is food. If you eat warm mutton, shrimp, beef, etc., it may make the heat even worse and the rash even more red and itchy and expanded. Laboratory research has proven that psoriasis rashes contain 20 times more arachidonic acid than normal people, and this chemical is metabolized into leukotrienes, an important inflammatory substance in the rash. Red meat (such as beef, lamb and venison) is rich in arachidonic acid and becomes an important food source. Therefore, psoriasis patients should avoid eating red meat to avoid the increase of raw materials for the production of inflammation-causing substances and the aggravation of psoriasis skin lesions. The following types of food should be avoided during the course of the disease: 1, vegetables: such as ginger, coriander, garlic, chanterelle benzene return 2, meat: such as beef, donkey meat, mutton, dog meat, duck meat, pigeon meat, bird meat and its soup. 3, seafood category: in addition to fish, sea cucumber, crab, shrimp, etc. 4, spices: pepper, pepper, fennel, cinnamon, mustard, mustard oil, chili sauce, instant noodle seasoning, etc. 5, all kinds of alcohol (including white wine, beer, wine). Patients with psoriasis should have a high-protein, low-fat diet, and it is advisable to eat more beans, coarse grains, fresh vegetables and fruits; umeboshi and grapefruit have preventive and curative effects and can be eaten more often. There are individual patients who have aggravated their disease after consuming certain foods, which are mostly related to the differences of the organism and cause allergic reactions, and these patients should avoid eating accordingly. Some people advocate that general food can be eaten, just what food sensitivity to what to avoid, can not be generalized.