Café-au-lait spots have the possibility of recurrence, and there are individual differences in the probability of recurrence. Café-au-lait is a kind of brown patches on the body, with certain genetic factors, usually appearing at birth or after birth, and may grow on the face and trunk. Coffee spots are of different shapes and sizes and have well defined borders, and can increase in size with age. Coffee spots can be treated with laser, which utilizes the selective photothermal effect of laser to break down the pigment in the area of coffee spots into small particles, which are discharged out of the body along with the body, so that the spots in the area will gradually become lighter. However, there is a big difference in the specific treatment effect. Although better results can be achieved after treatment, coffee spots still have the possibility of recurrence. After laser treatment, it is necessary to pay attention to strengthening sun protection, developing healthy living habits, and eating less stimulating food to reduce the possibility of recurrence. To summarize, it is recommended that patients with coffee spots should go to dermatology department in time and actively cooperate with doctors for treatment.