A halo nevus is a circle of hypopigmentation next to a pigmented nevus, forming the appearance of a halo of color, also known as an eccentric acquired white spot. Halo nevus usually does not need treatment, if you feel that halo nevus affects the beauty, you can treat it with surgery, laser or other methods. 1. Laser treatment: For smaller range of halo nevus, you can destroy it with carbon dioxide laser after consulting your doctor, but if the range of halo nevus is larger, more than 5mm, it is not suitable to be removed with carbon dioxide laser, and obvious scars will easily appear. 2. Surgery: So for range larger halo moles, you can choose to perform surgical excision and then surgical suturing. In this case, the halo mole will be removed more thoroughly and no obvious traces will be left behind. After the surgery, patients should strengthen the care, change medicine and remove stitches regularly to avoid poor recovery; 3. Other treatment: If the halo nevus is accompanied by vitiligo, it needs to be treated according to the treatment of vitiligo. In daily life, patients should pay attention to sun protection so that ultraviolet light will not aggravate the symptoms of halo nevus. Also strengthen the control of diet, do not eat too spicy and stimulating food, such as chili, leek, etc. At the same time, ensure a regular routine and avoid staying up late. Don’t be overly nervous, anxious and depressed emotionally, so as to promote faster healing of the incision.