It is generally not recommended that the crowd exfoliate the stratum corneum, which can easily damage the skin barrier and lead to skin sensitivity and other conditions. If necessary, you can choose a mild exfoliating products, exfoliation after the need to do the mask to maintain the skin, pay attention to not excessive exfoliation. The skin must be cleaned before exfoliation, and it is recommended to use a mild cleanser. To exfoliate, you should choose to use exfoliating products that are suitable for you. Physical exfoliating products, which contain abrasive particles; chemical exfoliation with usually use acids, such as fructose, salicylic acid, etc.; biological exfoliation ingredients are mostly some enzymes, which can make keratin hydrolysis, so that the excess keratin dissolves off. Take an appropriate amount of exfoliating products, gently scrub the local skin, so as to remove the stratum corneum. After exfoliation, you need to take reasonable care of your skin, and use facial masks to replenish water. Pay attention to adequate rest after exfoliation, ensure sleep. Do not overdo the exfoliation. The use of exfoliating products too often will affect the function of the facial skin, easily causing allergies and eczema, the skin has no luster and darkening and other problems. You can check your skin properly and exfoliate appropriately after a doctor’s diagnosis. The use of deep cleansing and exfoliation should not be carried out at the same time; do not go to the stratum corneum during the onset of acne.