Skin barrier refers to the barrier function of the skin, which can generally be repaired through daily care and medication. 1. Daily care: In daily life, it is recommended to do a good job of cleaning the face, minimize the use of cosmetics, and apply some hydrating and moisturizing skin care products. 2. Medication: If the effect of the above measures is poor or the skin barrier is seriously damaged, it is necessary to consult a doctor and follow the doctor’s instructions to use antioxidant, emollient drugs for treatment, such as vitamin E milk, urea ointment and so on. As you can see, the skin barrier can be damaged through the above methods to restore, if the skin dryness, itching and other symptoms are very serious, you should consult a doctor in a timely manner, under the guidance of the doctor for treatment.