After laser spot removal, the skin returns to black, the solution is as follows: 1, the skin color is aggravated after laser treatment, it is the process of pigment absorbed light blasting in the body and discharged out of the body, and will gradually fade with time; 2, due to too high laser energy or improper machine selection, it may cause pigmentation, if it is pigmentation, you need to communicate with the doctor in time to choose repair methods, such as laser repair; 3, due to improper postoperative care If you do not avoid light and moisturizing, the original pigmentation may be aggravated, avoid eating photosensitive food during the day after surgery, such as celery, spinach, etc., and eat more food rich in vitamin C and vitamin A. 4, pay attention to moisturizing and sun protection. The specific medication should be combined with clinical and guided by the doctor’s face-to-face consultation.