Inflammatory changes on the corner of the mouth are very common and are referred to in medicine as so-called Mundwinkelhhaden.

Typically, the skin is reddened at the corner of the mouth in this case, it may even lead to cracks ( fissures ) and crusty deposits.
The triggers for these inflammations are varied and range from:

  • Infections with pathogens such as bacteria, fungi or viruses (such as herpes),
  • Skin 'diseases,
  • Deficiency symptoms up to
  • Metabolic diseases,
  • Diseases of the internal organs and
  • allergic reactions.

Inflammation at the corner of the mouth is usually harmless, but may also be a symptom of a more serious disease and especially poorly healing inflammation should be examined by a doctor.


The causes of an inflammation at the corner of the mouth are varied and can also occur in combination.

  • Mechanical forces:
    Even a jerky mouth movement can tear the corner of the mouth by strong pulling action.
    Since the mouth area is colonized with many pathogens, it quickly leads to an inflammation, if a crack has formed on the corner of the mouth.
    If the skin at the corners of the mouth is also very moist due to heavy salivation or very dry, this puts a strain on the skin, it breaks down more quickly.
  • Herpes infection:
    Also in combination with the so-called cold sores, an infection with herpes simplex virus, inflammation on the corner of the mouth occur.
    The viruses dwell in the body and are reactivated by certain circumstances, such as heavy stress or alcohol consumption.
    They multiply especially in the transition area between red and skin, which is why it comes at the corner of the mouth to the typical herpes blisters and encrustations.
    • For example, if iron deficiency can be diagnosed as a trigger for the inflammation, a change in diet or therapy with iron-containing medications is recommended.

      Pure nourishing ointments without active ingredient contribute to inflammation of the skin, which is due to inadequate care of the affected area.
      Particularly in the case of dry mouth inflammations of the mouth, these types of ointments are particularly suitable.

      In addition to the ointments without active ingredient ointments containing a certain active ingredient exist.
      This may for example have an antifungal (against fungal infections) or antibiotic (against bacterial infections) effect.
      Important in the application of these ointments is the correct medical diagnosis previously.

      So, an ointment that has antibiotic effects can only work if the cause of the inflammation was also bacterial.
      Furthermore, it may be that although there is a bacterial infection, but the genesis of the inflammation was a completely different and it is the infection is a so-called superinfection, in which the bacteria use the weakened skin as a portal of entry.

      For this reason, a critical examination of the origin of the inflammation should always be made.

      home remedies

      Especially in the care and thus prevention of painful inflammation home remedies can be very helpful.

      So enjoy especially

      • Aloe vera,
      • Tea tree oil or
      • Melkfett of particular popularity in lip care.

      On rubbing in the inflamed areas with

      • Honey,
      • Quark or
      • other substances should be avoided if possible.

      Inflammation can not be eliminated hereby.

      A care with care ointments, which contain herbal supplements but can be safely carried out.
      If the inflammation does not disappear after a few days, a visit to a doctor is recommended so that the cause of the inflammation can be found and, if necessary, treated.


      The most common complaints associated with mouth ulcer are:

      • erythema
      • Swelling of the skin and
      • especially when touching the affected area or when mouth movements pain occurs.

      In many cases, the inflammation arises due to tears in the corner of the mouth, in addition to superficial or even deeper tissue damage in the corner of the mouth.

      The cracked corners of the mouth often show scaling or crusting.
      Inflammation at the corner of the mouth in most cases heals only very slowly and often returns after a temporarily symptom-free period.
      Depending on the cause of the inflammation, further symptoms may occur.


      • The examination of the corners of the mouth as well as the recording of the individual patient history (anamnesis) are in the foreground in the correct diagnosis of the disease.
      • A swab of the affected area can also help identify the pathogens responsible for the inflammation.
        By the targeted detection of the pathogen, a therapy can significantly more effective and faster relief against the painful symptom of inflammation act.
      • If the inflamed areas do not disappear due to the care of the affected skin, it may be necessary to carry out a blood test.
        By analyzing the blood systemic diseases can be detected if necessary, which then has to be treated.


      In most cases, the mouth is not a serious disease behind the inflammation.

      Thus, the painful inflammation can usually be quickly controlled by a suitable care of the affected skin.

      However, if after a few days no improvement occurs, a visit to a doctor is recommended.
      By determining the individual diagnosis of the causative disorder, the problem is usually resolved quickly.
      In principle, in case of doubt, a doctor should always be consulted. The faster the diagnosis is made and the underlying cause treated, the better the prognosis of the cure.

      Inflamed corners of the mouth in the child

      Even children may be affected by the painful symptom of the buccal inflammation.

      In addition to the causes, which are about equally common in adults and children, such as local irritation from dry skin or systemic diseases, the cause in children is comparatively often found in a local infection of the corners of the mouth.
      Inflammation of the corners of the mouth in children is often caused by infections with bacteria such as streptococci or staphylococci.

      Children who suffer from certain pre-existing conditions, such as atopic dermatitis or diabetes mellitus, are disproportionately affected by inflamed corners of the mouth.
      Therefore, if recurrent inflammation of the corner of the mouth, a pediatrician should be consulted, which provide the correct diagnosis and thus can initiate a therapy against recurrent inflammation.

      Inflamed corners of the mouth during pregnancy

      Pregnant women are more likely to have sore mouth than other people.
      This can be attributed mainly to an altered hormone balance as well as to a frequent vitamin deficiency during pregnancy.

      By increasing the supply of the necessary vitamins, the symptom of the inflamed corners of the mouth in pregnant women can thus be largely resolved.

      Of course, all other causes may be considered when mouth corners are inflamed in pregnant women.
      Therefore, pregnant women whose corners of the mouth are inflamed for a long time or recurrently, should consult their family doctor or gynecologist for advice.
      This can find out the cause of the inflammation and initiate the appropriate therapy.

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