Most of the causes of recurrent acne around the chin are related to the fact that teenagers are in their adolescence and have a high sebaceous gland secretion function, acne bacterium infection, high hormone level secretion, and poor lifestyle habits. The first thing to avoid is spicy, fried and sweet foods, and the second thing to avoid is staying up late, smoking, drinking and other bad habits. In the autumn and winter season, the air is dry, you can also apply a mask every night to improve the skin’s water-oil balance, thus alleviating the situation of acne. Also on the chin inflammatory acne, which is more red and swollen acne, you can apply topical fusidic acid or erythromycin for anti-inflammatory treatment.