Children’s lips skinning may be physiological factors, lack of B vitamins, lip inflammation and other factors lead to. 1. Physiological factors: if the child is located in the environment of high temperature, low humidity, may make the skin moisturization is not enough, and the phenomenon of peeling lips. In addition, the child’s daily water intake is too small, so that the body fluids are reduced, thus appearing dry skin, lips peeling phenomenon. 2. Lack of B vitamins: B vitamins play a very important role in the human body, usually involved in the body’s metabolism. If B vitamins are deficient, it will also affect the metabolic function of the human body, thus appearing the phenomenon of peeling lips. 3. Lipitis: due to sunlight exposure, climate change, local irritation, spicy food, contact with cosmetics, drugs and other factors, resulting in inflammatory lesions on the lips, thus causing dry lips, peeling, crusting and other uncomfortable symptoms. Children may also have other causes of skinned lips, it is recommended to go to the hospital in time to improve the examination to clarify the cause of the disease, to give targeted treatment or treatment.