Skin barrier damage often recurring allergies can be improved through enhanced care, nutrition, life intervention, topical medications and other methods to help improve. 1. Strengthen care: patients with impaired skin barrier should pay attention to the use of mild amino acid cleanser for cleansing, for patients with severe barrier damage can also be directly washed with water, after cleansing, pay attention to do a good job of hydration and moisturizing; at the same time, we should pay attention to avoid exfoliation of the cosmetic operation, do not use too hot water to wash the face, do not rub the skin excessively, etc., go out and strengthen the sunscreen, you can use masks, parasols, etc., to prevent wind and cold stimulation. Protective products, to prevent the wind and sun and cold stimulation. 2. Nutrition: Supplementation of vitamin B6, vitamin A, vitamin C, zinc, protein and other nutrients can enhance the metabolism of the skin stratum corneum and promote the repair of the skin’s elastic fibers, which will help to gradually repair the damaged barrier and improve the recurring symptoms of allergies. 3. Lifestyle intervention: patients with impaired skin barrier should pay attention to avoiding topical glucocorticoid drugs, avoiding the use of glucocorticoid-containing skin care products and cosmetics, and avoiding heavy make-up, color cosmetics, etc., so as to help reduce the stimulation of the skin; in addition, patients also need to pay attention to quitting smoking and alcohol, do not stay up too late, and avoid excessive stress and mental tension. 4. Topical medication: for skin barrier damage, recurrent allergy symptoms are more serious patients can also be short-term topical recombinant human epidermal growth factor gel, tacrolimus ointment coated, thus helping the skin barrier recovery. Skin barrier damage often recurrent allergies should also simplify the skin care process, to moisturize and repair the main, try to use efficacy of skin care products, the acute stage can also be combined with physical therapy, such as cold spray, desensitization phototherapy. It is important to note that the above treatments need to be carried out under the guidance of a physician to avoid adverse reactions.