1, life should be careful to eat less spicy food and greasy, irritating food. 2, try to avoid sun exposure, pay attention to the external use of sunscreen. 3, keep a cheerful and optimistic mood, avoid anger, depression, etc. 4, give up bad habits, such as smoking, drinking, staying up late, etc. 5, eat more vitamins, minerals food. Drink more water, eat more vegetables and fruits. 6, appropriate drinking barley red bean porridge, lily silver ear porridge, Chinese wolfberry yam porridge and so on.