What causes acne around the mouth?
In the past 10 days, discussions about "acne on the mouth" have surged on social media and health forums. Many people report that frequent acne around the corners of the mouth not only affects the appearance, but may also be accompanied by pain or inflammation. This article will combine hot topics and expert opinions across the Internet to conduct a structured analysis of the causes of acne around the mouth and provide practical solutions.
1. Common causes of acne around the mouth

| Cause classification | Specific performance | scientific explanation |
|---|---|---|
| Endocrine disorders | Aggravation before menstruation and outbreaks during times of stress | Elevated androgen levels stimulate sebaceous glands |
| dietary factors | Obvious after high-sugar/high-fat diet | Blood sugar swings trigger inflammatory response |
| local irritation | Toothpaste residue and frequent lip licking | Disruption of skin barrier leading to infection |
| bacterial infection | Red, swollen, pustular acne | Growth of Staphylococcus aureus |
2. Hot search related topic data
| Platform | Hot search topics | Number of discussions (10,000) |
|---|---|---|
| #What to do if you get acne while wearing a mask# | 28.5 | |
| little red book | "Tutorial on concealing acne at the corners of the mouth" | 15.2 |
| Zhihu | "The relationship between lip acne and stomach problems" | 9.8 |
3. Targeted solutions
1. Daily care points:
• Choose topical products containing tea tree oil or salicylic acid
• Avoid using fluoride toothpaste (may irritate the skin around the mouth)
• Clean food residue around the lips promptly after meals
2. Dietary adjustment suggestions:
| Recommended food | Taboo foods |
|---|---|
| Foods rich in zinc (oysters/pumpkin seeds) | Dairy products (especially skim milk) |
| B vitamins (whole grains/green leafy vegetables) | High GI food (cake/milk tea) |
3. Timing of medical intervention:
It is recommended to seek medical treatment if:
• Acne persists for more than 2 months
• Formation of cysts or visible scarring
• Accompanied by symptoms of gastrointestinal discomfort
4. The latest opinions of experts
Dermatologist Professor @王 pointed out in a recent live broadcast: "The latest research in 2024 found that the hot and humid environment inside the mask will increase the incidence of acne around the mouth by 40%. It is recommended to replace the mask every 4 hours and use medical-grade non-woven material."
Traditional Chinese medicine expert Dr. Li emphasized in a Douyin popular science video: "The area around the lips corresponds to the spleen and stomach reflex zone. Repeated acne may indicate abnormal digestive function. You can try massaging the Zusanli acupoint to improve it."
5. TOP3 effective methods tested by users
| method | efficient | Things to note |
|---|---|---|
| Use azelaic acid in the morning and evening | 78% | Need to build tolerance |
| Supplement Omega-3 | 65% | Need to last 1 month |
| Radio frequency beauty instrument | 52% | Avoid the inflammatory phase |
An analysis of recent Internet hot spots shows that the problem of acne around the mouth is attracting widespread attention. Taken together, the causes are complex and diverse, and comprehensive prevention and control measures need to be taken based on individual circumstances. If self-care is ineffective, it is recommended to seek professional dermatology help in time.
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