The skin of the neck has a frosted feeling for the following reasons: 1. the patient’s physique is more allergic, the skin on the neck is also very sensitive, easily allergic to external things, after accidentally touching what allergens, so that the skin on the neck allergy and rash. 2. may also be too much fat particles on the surface of the skin of the neck, it is recommended that patients pay attention to the diet with. 3. perihilar keratosis, this disease is related to genetic factors. 4. 4. It may also be a manifestation of other diseases, and is also related to nutritional deficiencies.