What causes peeling at the corners of the mouth?
Flaky lips are a common skin problem that can be caused by a variety of factors. Recently, there has been a lot of discussion on the Internet about peeling corners of the mouth, especially in autumn and winter. Many people report that the corners of the mouth are dry, peeling or even cracked. This article will combine the hot topics and hot content in the past 10 days to analyze the causes of peeling at the corners of the mouth, and provide structured data to help readers better understand and deal with this problem.
1. The main causes of peeling at the corners of the mouth

According to recent online discussions and analysis by medical experts, the main causes of peeling at the corners of the mouth include the following aspects:
| reason | Specific performance | Proportion (based on Internet discussion popularity) |
|---|---|---|
| dry climate | In autumn and winter, air humidity is low and skin moisture loss accelerates. | 35% |
| vitamin deficiency | Lack of vitamin B2, B6 or iron | 25% |
| Lip licking habit | Frequent lip licking causes saliva to evaporate and take away moisture | 20% |
| Allergy or irritation | Cosmetic, toothpaste or food allergies | 10% |
| fungal or bacterial infection | Angular stomatitis or other skin infection | 10% |
2. Recent hot topics and discussions related to peeling at the corners of the mouth
1.Autumn and winter skin care: Recently, many beauty bloggers and health accounts have been sharing skin care tips for autumn and winter, among which peeling at the corners of the mouth is a frequently mentioned problem. Popular tips include using lip balm, avoiding lip licking and taking vitamin supplements.
2.The importance of vitamin supplements: Nutrition experts emphasized on social media that a lack of B vitamins and iron may lead to peeling at the corners of the mouth, and it is recommended to improve it through diet or supplements.
3.Prevention and treatment of angular stomatitis: Many popular science articles recently published by medical accounts mentioned that angular stomatitis (commonly known as "bad corners of the mouth") is one of the common causes of peeling at the corners of the mouth, and timely medical treatment is required to avoid worsening.
3. How to prevent and improve peeling at the corners of the mouth
Regarding the problem of peeling at the corners of the mouth, combined with recent popular suggestions, the following are specific prevention and improvement measures:
| measure | Specific methods | Performance (based on user feedback) |
|---|---|---|
| Moisturizing care | Use a lip balm containing petroleum jelly or natural oils | high |
| Vitamin supplements | Eat more foods rich in vitamins B2 and B6 (such as eggs, milk, green leafy vegetables) | Middle to high |
| avoid lip licking | Quit the lip licking habit and use lip balm instead | middle |
| Medical examination | Seek medical attention promptly if infection or angular stomatitis is suspected | high |
4. User FAQs
1.Can the peeling at the corners of the mouth be peeled off?It is not recommended to tear it off as it may cause wound infection or aggravate peeling. It should be softened with lip balm and handled gently.
2.How long does it take for the peeling at the corners of the mouth to heal?Depending on the cause, it usually improves in 3-7 days. If it persists, it is recommended to seek medical treatment.
3.What foods can help relieve flaky corners of the mouth?Foods rich in vitamin B2 (such as lean meat, eggs, beans) and foods rich in iron (such as red meat, spinach) can help improve it.
5. Summary
Peeling at the corners of the mouth is a common problem in autumn and winter, mainly caused by dry climate, vitamin deficiency or bad habits. Through moisturizing care, supplementing nutrition and avoiding lip licking, it can be effectively prevented and improved. If symptoms persist or worsen, seek medical attention promptly to rule out infection or other diseases. We hope that the structured data and hot topic analysis in this article can provide readers with practical reference.
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