First, go to bed early and don't stay up late;
Second, strict sun protection, mainly physical shelter;
Third, we should have a balanced diet, add more high-quality protein, drink more warm water and add more fruits and vegetables;
Fourth, try not to eat snacks, drinks and frozen things;
Fifth, do exercise;
Sixth, don't use some skin care products and cosmetics indiscriminately, especially some whitening or freckle-removing products, which may damage the skin barrier.
You can go to the hospital for face-to-face consultation with doctors, and choose to use photon rejuvenation, hot Maggie, hot drawing or ultrasonic scalpel for comprehensive treatment, which can make the skin white and tender.