What Causes a Canker Sore on the Tongue?

Canker Sore
Dr. Hussain Alsaleh

Dr. Hussain Alsaleh

Specialist Prosthodontist and Oral Implantologist

September 18,2024

If you’ve ever felt the sharp sting of a canker sores on the tongue, you’ll know how these severe ulcers can disturb your daily routine. These painful sores can make it difficult to eat, drink, or speak. But what exactly causes these irritating blisters to appear? 

In this blog, we’ll look at canker sores, including their probable causes, and treatments. We’ll also go over proven home cures and prevention strategies to assist you reduce the likelihood of recurrent breakouts. Whether you are a regular sufferer or simply interested in this prevalent condition, let’s explore the facts behind canker sores on the tongue and how you can take charge of your dental health!

What is Canker Sore?

Canker sores, sometimes called aphthous ulcers, are superficial ulcers that develop on the soft tissues of the mouth. It appears as a white or yellow lesion with a crimson border. Canker sores, unlike cold sores, do not spread and appear inside the mouth, usually on the tongue, cheeks, or gums.

Causes of Canker Sores on the Tongue

1) Injury or Trauma

Physical damage is one of the leading causes of canker sores on the tongue. Accidentally biting the tongue, eating sharp or abrasive foods, or using dental tools such as braces can all irritate the tissue and cause a mouth ulcer.

2) Stress & Fatigue

Emotional stress and physical weariness can impair the immune system, increasing the risk of getting canker sores. Many people report an increase in mouth ulcers during stressful times.

3) Nutritional deficiencies

A deficiency in essential vitamins and minerals, including iron, folic acid, and vitamin B12, is frequently associated with canker sore breakouts. A balanced diet may help minimize the occurrence of these ulcers.

4) Food Sensitivities

Certain foods might irritate the tongue, resulting in mouth ulcers. Common triggers include spicy, acidic, or salty meals like citrus fruits, tomatoes, and vinegar. If you discover that specific foods routinely create sores, you may want to avoid them.

5) Hormonal Changes

Hormonal changes, especially during menstruation, pregnancy, or menopause, can cause canker sores on the tongue. This is more frequent in women and might be linked to immune system alterations.

6) Underlying Medical Conditions

Certain chronic health conditions, such as autoimmune illnesses, gastrointestinal problems like celiac or Crohn’s disease, and viral infections, can all contribute to the development of canker sores. If you have frequent or severe sores, you should visit a healthcare expert.

Best Canker Sore Treatment Options

Although canker sores on the tongue usually cure on their own within 1-2 weeks, there are a few therapies that can help relieve discomfort and encourage healing:

Topical gels and ointments: Over-the-counter therapies such as benzocaine, hydrogen peroxide-based gels, and corticosteroid ointments can numb the sore and decrease inflammation, offering fast relief while also building a protective barrier.

Oral Rinse: Mouthwashes with antiseptics, such as chlorhexidine or dexamethasone, can help relieve inflammation and discomfort while preventing infection. Regular usage can accelerate recovery and avoid additional discomfort.

Nutritional Supplements: Supplementing with vitamins B12, iron, or folic acid can help minimize the frequency of sores, particularly if they are caused by deficiencies. Zinc pills might also improve recovery.

Laser therapy: Some dental facilities use low-level laser treatments, which can dramatically accelerate the healing process. This therapy relieves pain and inflammation in minutes and can minimize the length of the sore.

Prescription Medication: For severe or recurring canker sores, doctors may recommend harsher topical treatments or oral medications such as corticosteroids, which lower inflammation, or immune-modulating therapies to limit outbreaks.

Remedies for Canker Sore

Saltwater Rinse:

  • Mix a teaspoon of salt with a glass of warm water and swirl it around your mouth several times each day. 
  • Salt reduces inflammation by removing fluid from the sore, aiding healing, and cleaning the region.

Baking soda paste

  • Mix a tiny quantity of baking soda with water to make a thick paste. Apply it straight to the sore and let it sit for a few minutes before washing off. 
  • Baking soda neutralizes acidic surroundings, decreasing discomfort and promoting healing.

Honey:

  • Apply a tiny quantity of honey directly to the canker sore, as its natural antibacterial and anti-inflammatory characteristics relieve discomfort and speed up healing. 
  • Repeat this practice multiple times each day for best outcomes, since honey acts as a barrier against further infection.

Avoid irritating foods

  • Acidic foods, such as citrus fruits, tomatoes, and spicy meals, should be avoided throughout the healing process since they might worsen discomfort and hinder recovery. 
  • To prevent irritating the sore, eat soft, bland foods such as yogurt, mashed potatoes, and oatmeal.

Hydrogen Peroxide Solution:

  • Mix equal amounts of hydrogen peroxide and water and apply it straight to the sore using a cotton swab. 
  • This treatment helps to disinfect the region and aids healing by eliminating microorganisms. However, take this therapy with caution to prevent injuring healthy tissues.

Aloe vera:

  • Aloe vera gel, which is recognized for its cooling and healing properties, can be put directly to the sore to reduce discomfort and inflammation. 
  • Aloe also speeds up the healing process by encouraging tissue regeneration, making it a natural cure for immediate relief.

Vitamin Supplements:

  • If you regularly have canker sores on the tongue, it might be due to a lack of key nutrients such as vitamin B12, iron, or zinc. 
  • Taking supplements or changing your diet to include more leafy greens, nuts, and lean meats will help lessen the probability of repeat breakouts.

Cold compresses:

  • Applying ice or a cold compress to the sore might temporarily numb it, relieving discomfort and swelling. 
  • To relieve pain, apply ice directly to the sore or press a cold pack on the outside of your cheek.

Preventing Canker Sores on the Tongue

  • Brush gently with a soft-bristled toothbrush and rinse with an alcohol-free mouthwash to relieve inflammation.
  • Avoid spicy, acidic, or harsh meals, which can irritate the mouth and cause sores.
  • Stress can weaken the immune system and cause mouth ulcers, so practice stress-reduction tactics such as meditation or exercise.
  • Consume a well-balanced diet rich in critical vitamins and minerals such as B12, iron, and folic acid to avoid deficiencies that might cause sores.
  • Drink plenty of water to keep your mouth wet and prevent dryness, which can cause discomfort.

By following these instructions, you can reduce your chances of getting canker sores on the tongue.

Final Thoughts

Canker sores on the tongue are more than just minor discomfort; they frequently indicate underlying concerns that require care. While these sores normally heal on their own, controlling the pain and supporting rapid healing is essential. 

If you notice that canker sores are recurrent or causing substantial discomfort, consulting with a healthcare expert can offer you specific remedies and help address any underlying health issues. Taking preventative measures and understanding your body’s signals can help manage and avoid future outbreaks. Paying attention to your body’s signals and getting appropriate treatment can help you manage and reduce the severity of these painful sores.

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