The causes of acne around the mouth, mainly stomach fire overload, endocrine disorders, local cleaning is not in place oil overproduction follicle pore blockage and lead to. The main reasons are as follows: 1. Stomach fire: the main symptom is red pimples, large, with white tips on top, accompanied by constipation, bad breath, red face, red eyes, you can use Adapalene gel to rub the affected area once a day, orally take two Ding capsules, eat more fruits and vegetables to keep the bowels open to help the pimples subside. 2. Endocrine disorders: the symptoms worsen before the onset of menstruation, the pimples will reduce or disappear after the menstruation is clean, the next menstruation