Melanin deposits where lip hair grows may be caused by post-inflammatory discoloration, seborrheic keratosis, and other causes. It can be eliminated by medication and laser. Lips have melanin precipitation can use hydroquinone cream, vitamin A acid cream and other medications; can also be eliminated through laser treatment, the use of laser light heat effect, when acting on the skin, the melanin cells in the skin will decompose, with the body’s metabolism and discharged from the body, so as to achieve the effect of removing melanin. And the laser will directly penetrate into the deep layers of the skin, effectively lighten the melanin, so that the skin white, need to pay attention to is, after the operation of a light diet, eat less spicy and stimulating food to the body to produce stimulation. If it is caused by seborrheic keratosis, you can use CO2 laser to vaporize the skin lesions, and you should pay attention to post-operative care. Long lip hair where there is melanin precipitation need to be treated in a regular hospital, while paying attention to postoperative recovery.