To make your skin whiter and more youthful you have to supply the moisture, nutrients and proteins that your skin needs and find ways to make it fully absorbed. First, choose the right skin care products for their own, every morning and evening will be clean face after rubbing skin care products, once or twice a week to do moisturizing mask. Eat a nutritionally balanced diet with proper roughage and not too much meat intake. Drink a glass of warm water every day to replenish the skin’s missing water, and exercise appropriately to promote skin metabolism and maintain the skin’s water-oil balance. Try not to go out during the time of strong light, pay attention to sun protection when you go out, timely treatment of physical problems, try not to stay up late, and ensure 8 hours of adequate sleep every day. If the above methods do not improve the skin, it is recommended to go to a hospital cosmetic department to achieve the purpose of skin whitening and rejuvenation through local injection of collagen, photorejuvenation and other methods.