Dry, cracked and peeling lips are generally labyrinthitis, which can be caused by a deficiency of B vitamins, such as vitamin B2. Dry, cracked and peeling lips are generally labyrinthitis. There are many kinds of triggering factors for labyrinthitis, and some of them are due to deficiency of vitamin B, especially vitamin B2 and vitamin B6. Patients can eat more fruits and vegetables that contain vitamin B2, such as oranges, carrots and other yellow-colored fruits and vegetables. Some lip infections are not caused by vitamin deficiency, but by localized limited allergies, such as inflammatory reactions of the lips due to contact dermatitis, which may lead to rough, dry, cracked and peeling lips if repeated. In addition, it may also be caused by other factors, such as herpes simplex. If recurrent, it may also cause dry, cracked and peeling lips, and some patients may even have recurrent symptoms of erosion. After the patient has the symptoms of peeling lips, do not tear directly to avoid bleeding lips, you can first use a hot towel on the lips for 3-5 minutes, then use a soft brush to gently brush off the dead skin on the lips, and then apply lip cream.