Autumn and winter skin care can start from moisturizing, sun protection, diet, lifestyle habits and other aspects. The human skin surface has a protective lipid film, many patients believe that after the skin is dry, the use of bath or even bath, so that the skin when bathing a lot of “water”, especially comfortable. But after bathing, but found that the skin more dry, in fact, many people do not know that the bath will take away the moisture and oil in the skin, only the more dry wash, a long bath will trigger dry skin. Therefore, the number of baths in autumn should not be too many, the time should not be too long, the water temperature should not be too high, less alkaline cleaning products such as soap, to prevent damage to this layer of lipid film, so that the skin’s protective function is weakened, becoming more dry, easy to allergic. After taking a shower, you should immediately apply some face and body lotion, you can choose some skin care products containing oil to moisturize and protect the skin, to prevent chapping due to excessive dryness. In terms of diet, the principle of autumn skin care is to nourish yin and clear heat, moisten dryness and stop itching, you can consume some green vegetables as well as fruits and vegetables such as pears, apples, bananas, grapes and silver ears to replenish the vitamins and nutrients needed by the body to adapt to dry skin, in Chinese medicine, you can consume lotus seeds, yam, lentils, lilies, saxifrage, yucca, wolfberry and other Chinese medicines that benefit qi and nourish yin to cook porridge; try to avoid fish, shrimp, crab, chili Avoid fish, shrimp, crab, pepper and other allergy-prone or stimulating foods, and do not drink strong tea and coffee. In terms of sun protection, the ultraviolet rays in autumn are not as strong as in summer, but if you go out for a long time, you still need to apply sunscreen with an SPF of 15% in general. If you yourself are dry skin, or middle-aged or elderly, moisturizing is the most critical. When using skin care products, do not use skin care products left over from the summer, you should use moisturizing creams with good moisturizing effect and suitable for the autumn and winter seasons. Do not use soap to wash your face, it is best to use a neutral cleanser, wash water temperature at about 20 degrees, if the water is too hot then it may affect the skin stratum corneum and lose the skin barrier protection function; wash water temperature is too cool, the skin feels irritated and will aggravate the dryness. If the body does not have diseases that affect drinking water then usually drink more water, if you feel thirsty before drinking, it means that the body is dehydrated and the moisture of the skin will be reduced accordingly. In addition, in autumn, attention should be paid to keeping warm, moderate exercise to speed up blood circulation and promote sebaceous glands to secrete sebum, which can also prevent dry skin; good mood, sufficient sleep, regular life can make the body have a stable internal environment with a fairly well-developed immune function, which is equally important.