The darkening of freckles after extraction and scabbing off can be improved by phototherapy and topical medication. Laser can quickly and effectively eliminate melanin deposition in the dermis and improve the phenomenon of melanin deposition and skin rebound. After laser treatment, you should pay attention to strengthen the skin care work, must pay attention to sun protection, avoid being exposed to ultraviolet radiation. You can eat more vitamin-rich fruits and vegetables, such as spinach, tomatoes, apples, etc., and prohibit spicy and stimulating foods. You can also use the application of vitamin E for relief, vitamin E has a strong antioxidant effect, can effectively lighten the melanin. You can assist the local application of aloe vera gel, play the role of sterilization, anti-inflammatory. In the process of skin recovery, daily must do a good job of sun protection measures, try to prevent exposure to strong light, affecting the effect of treatment.