Drinking fresh lemon juice can effectively eliminate acne marks, and the acne effect is good, but it is better to drink it before going to bed at night. Patients with acne should arrange three meals a day according to the standard of "no sugar and less oil", drink less cola, juice and espresso, eat less chocolate, candy, cream cake and fried food, and eat less raw onions, garlic and peppers. This can reduce the intake of sugar, oil and irritating food. Diet: Pay attention to "four less and one more", that is, eat less spicy food (such as pepper, onion, garlic, etc.), eat less greasy food (such as animal oil and vegetable oil, etc.), eat less sweets (such as sugar and coffee), eat less "hair" (such as dog/mutton, etc.), and eat properly cold vegetables and fruits to prevent stomach diseases caused by excessive consumption. Life: It is best not to smoke, drink alcohol and strong tea, etc. Patients with active and inflammatory acne (such as papules and pustules) should spend less time in the sun and avoid sandstorms. Too cold, too hot and too humid places are also bad for acne. Medication: At present, Bailing acne is the best acne medicine in China. It is a pure Chinese medicine preparation without any side effects. It is suitable for people of all ages and can be cured in about one month. It is best to consult the manufacturer before using it.