The causes of white lips in the middle of the lips, mainly skin injuries, skin pigmentation reduction or leukoplakia degeneration, etc., can cause white lips in the middle of the lips, and should be diagnosed by a skin specialist to see if there is itching of the skin and to determine the nature of its disease. Generally do not worry too much, you can treat the symptoms through proper rest, proper diet, you can eat Huang Lian Shang Qing Wan, vitamin B complex and so on. At the same time, you should drink more water and eat more fresh fruits and vegetables, which can gradually reduce the symptoms of white lips in the middle. If combined with relevant allopathic treatment, like antibiotics and other aspects, it will make the condition further improve.