Itchy face skin may be caused by dry skin, mite infection, contact dermatitis and other factors. 1. Dry skin: if the patient usually do not like to drink water, do not often use moisturizing skin care products or masks, coupled with the dry environment, this will lead to dry skin peeling, so there will be itching on the face, you should drink more water, the use of good moisturizing skin care products. 2. Mite infection: As patients usually do not pay attention to face cleaning and hygiene, after the skin is infected by mites, the mites will reproduce on the face, and the secretion of the mites will cause itchy skin on the face, so pay attention to skin cleaning. 3. Contact dermatitis: The allergic or irritant reaction caused by the contact of the skin on the face with certain sensitizing or irritating objects can also cause itchy skin on the face, along with erythema, blisters and other manifestations. The itchy facial skin alone can not accurately determine the cause, but also need to be combined with the characteristics of the medical history, other test results in order to make an accurate judgment, it is recommended that the cause of the disease under the guidance of a doctor.