Forehead peeling may be a normal phenomenon caused by dry weather, or it may be caused by pathological reasons such as vitamin A deficiency, solar dermatitis, psoriasis, etc. The reasons are different, and the treatment methods are also different. 1. Physiological factors: dry weather may lead to forehead peeling symptoms, which is a normal phenomenon, can be improved through the use of air humidifier and other methods. 2. Vitamin A deficiency: patients with vitamin A deficiency may have rough skin, so patients with this disease may have the symptom of forehead peeling, this situation needs to be supplemented with vitamin A, which can be supplemented through food, such as animal liver, milk, eggs, cod liver oil and so on. 3. Solar dermatitis: solar dermatitis, also known as acute sunburn, is due to strong sunlight irradiation resulting in acute phototoxic reaction of the skin at the sun exposure, the disease can also lead to patients with forehead peeling symptoms, this situation requires cold compresses, the use of hydrocortisone ointment, and can be taken orally indomethacin, chlorpheniramine maleate and other medications for treatment. 4. Psoriasis: When psoriasis involves the scalp, it is common in the front hairline, and forehead peeling will also occur. At this time, it is necessary to use topical calcium-modulated phosphatase inhibitors such as tacrolimus, pimecrolimus ointment and other drugs, and if necessary, can be combined with oral avitamin A capsules, methotrexate tablets and other drugs. If the symptoms of forehead peeling continue without relief after physiological factors are excluded, the patient should consult a doctor to find out the cause and ask the doctor to dispose of it. Medications should be used as prescribed by the doctor.