1, try not to eat fried foods, irritating foods (such as peppers), and have a light diet. 2, drink more white water every day, excrete toxins from the body at any time, or replenish water (hydration in the body). 3, can not use the role of oil-absorbing paper. There was no oil at that time, and more oil will be produced later. Oil-absorbing paper will expand pores and suck oil out. After long-term use, the pores will be obviously enlarged and more and more oil will be absorbed. 4. Most people wash their faces once in the morning, lunch break and before going to bed at night, but people with greasy skin, greasy working environment, high ambient temperature or regular exercise, especially athletes, should increase the frequency of washing their faces. 5. It's best not to have long hair, or spread it on your face, which will easily irritate your skin and cause acne.