Scalp seborrheic dermatitis is a very common skin disease, is not contagious, many people will get. The main aspects of treatment are as follows: 1. The general treatment is to live a regular life, pay attention to the regulation of diet, restrict fatty and sugary diet, avoid alcohol, avoid spicy and stimulating food, avoid excessive mental tension, avoid staying up late, etc.; 2. Local medication, the main principle is to remove fat, sterilization, anti-itch, anti-inflammatory aspects, you can use some preparations containing salicylic acid, sulfur, ketoconazole, coal tar, 3. If necessary, you can use some fluorine-free glucocorticoids; 3, internal medicine treatment available antihistamines, if itching, inflammation can also be given a small dose of hormones; if the hair greasy too much, you can also give de-oiling treatment.