1, often wash your face with warm water, sebum more, use sulfur soap to wash your face. Do not use cold water to wash your face, to prevent pore contraction, sebum blockage, usually should pay attention to keep the face clean and hygienic. 2, avoid spicy and stimulating food, such as chili, alcohol, eat less greasy, sweet food, eat more fresh vegetables, fruits and vitamin-rich food, keep the bowels open. 3, do not abuse cosmetics, some powder cosmetics will block the pores, causing sebum accumulation and the formation of acne. 4, acne in the powder slag-like material and pus and blood, should be discharged as soon as possible with acne needles, so as to avoid the deepening of the day, leaving a scar, but do not use your hands to force hard squeeze, so as to avoid the spread of inflammation.