A face that is too dry is related to both congenital factors and external factors such as frequent exposure to wind and sun and excessive use of alkaline detergents. Here are some skin hydration suggestions: 1. Drink more water: You can replenish water by drinking small amounts of water several times a day so that water can stay in the body for a long time. Should avoid drinking too much water at once, so as not to cause edema, water poisoning and other symptoms; 2, eat more fruits and vegetables: eat more fresh fruits and vegetables rich in a variety of vitamins and trace elements, such as citrus, cabbage, etc., can also achieve the effect of hydration; 3, avoid environmental dryness: in autumn and winter or air-conditioned rooms and other dry environments, pay attention to increase air humidity, reduce the evaporation of water from the skin surface, to avoid dry skin Tightness; 4, the use of skin care products: you can choose the right hydration and moisturizing skin care products. Hydration is the first skin care step after cleansing, after cleansing, you can use moisturizing mask or moisturizing essence, which can penetrate the stratum corneum and moisten the dry cells. In addition to the above methods, you can also consult a professional doctor and use medical aesthetic methods such as hydration injections to quickly hydrate. It is important to note that skin hydration should be moderate, excessive hydration may cause skin barrier dysfunction, skin sensitivity and even hydration dermatitis.