There are many reasons for acne around the mouth, such as dietary intolerance, eating too much fried, greasy, spicy, stimulating food, staying up late at night, not sleeping, mental stress, work or study tension, and spleen and stomach dysfunction, gastrointestinal dysfunction and so on can lead to acne around the mouth. Acne around the mouth to change bad habits, dietary taboos, do not eat spicy and stimulating food, diet should be light, nutritious, drink more water, go to bed early at night and get up early, do not be too much stress, learn to self-regulation, gastrointestinal dysfunction can be orally regulated medication. The acne around the mouth can be rubbed medication, commonly used adapalene gel, rubbed every night, daytime can be rubbed erythromycin ointment for treatment. You can take Chinese medicines that have the function of clearing heat, detoxification and laxative to regulate the body, so as to achieve the purpose of getting rid of pimples.