Patients suffering from pityriasis rosea must abstain from eating. The first category, seafood, mainly including sea fish, prawns, seaweed, crabs and mussels, this kind of food is easy to cause allergic reaction, to the patient’s condition recovery and treatment is unfavorable. The second category, food is fruit, although most fruit patients can eat, but there are some fruits can not eat, including mango, pineapple, prunes, lychee, durian, etc., these fruits are easy to cause allergies. The third category, vegetables, including parsnip, mustard, bonito, eggplant, leek, bamboo shoots, tsukemono, etc. Patients must avoid the above vegetables when choosing vegetables. Fourth category, meat, including pork, chicken, donkey meat, beef, mutton, dog meat, etc., these meats are hairy, if eaten will easily cause the aggravation of the disease of pityriasis rosea, to the patient’s condition recovery caused a great impact. Fifth category, spicy food, such as raw onion, ginger, raw garlic, chili, mustard, pepper, white wine, etc., as long as belong to the spicy irritating condiments, alcohol can not be contacted, to prevent the appearance of adverse reactions consequences.