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What is a Canker Sores? – The Best 10 Remedies and More

What is a Canker Sores?

Canker sores can appear inside the lips or cheeks and are usually round and white. Canker sores are small ulcers found on the inside of the mouth.

They can be white or grey with red edges. It usually appears in the mouth’s soft areas, such as the tongue, inside the cheeks and on the lips.

The medicinal term for canker sores is recurrent aphthous stomatitis (RAS), and they are ulcers that will appear over and over again all the time.

Its are not contagious and usually heal on their own within a week. It’s been less than a centimetre in diameter and may appear singly or in a cluster. If the individual has very severe and rare RAS, they may have ulcers for two weeks and may even develop scars.

The Best 10 Home Remedies for Canker Sores

canker sores

Canker sores usually heal independently, but there are ways to relieve pain, speed healing, and prevent infection. Among these remedies, we find:

1. Non-Prescription Gel or Compress

  • You can apply for over-the-counter topical medicine, usually in gel or paste form, directly to the canker sore.
  • It will prevent the ulcer from being irritated by acidic or spicy foods or even touching them.

2. Mouthwash

  • Rinse the mouth with a specific non-prescription product to clean the area and relieve pain or discomfort.
  • The separate should choose a mouthwash with antiseptic possessions to prevent infection and numb the mouth’s inside.

3. Salt Water

  • The affected person can also use a natural alternative, such as saline, to speed up healing.
  • Rinse your mouth with saltwater, but remember to use a specific medicine to clean your mouth if necessary.

4. Dental Hygiene with a Soft Brush

  • To speed up the healing process, you must take care of your mouth and be careful not to damage canker sores.
  • Using a soft toothbrush can help prevent irritation from canker sores.
  • It would help if you also used good oral hygiene to keep your teeth and gums clean. It will prevent the ulcers from becoming infected.

5. Vitamin B-12 Supplements

  • Vitamin B12 helps the usual functioning of the brain and nervous system. Also, it plays a fundamental role in the creation of red blood cells.
  • A small study has shown that supplementing with vitamin B12 reduces the amount of pain caused by canker sores, the number of outbreaks and the number of ulcers that appear in the mouth.

6. Chamomile Tea with Honey

  • Chamomile tea mixed with honey might act as an antiseptic, improving canker sore symptoms, such as pain.
  • Chamomile and honey used throughout history for various health problems and have been shown to reduce canker sores’ pain and inflammation.
  • There is little scientific evidence showing that they are very beneficial in treating ulcers, but they should not be replaced by medication.
  • Honey has antiseptic properties and can apply directly to canker sores. It can also be joint with chamomile in tea, but it should be cool slightly before drinking.
  • Chamomile has anti-inflammatory properties so that the individual can use it as a remedy for canker sores.
  • To do this, you can prepare a chamomile tea and use it to rinse your mouth after it has cooled down. You can also soak a chamomile tea bag in hot water and apply it directly to the ulcer.

7. Food

  • The individual should avoid acidic, salty and spicy foods, as they can irritate canker sores and prevent them from healing.
  • Even hot drinks and food with rough edges, such as a piece of toast, could cause discomfort.

8. Aloe Vera

  • It may directly apply aloe vera gel to a canker sore, as it may help decrease irritation and reduce pain and inflammation.
  • Although there is not much scientific indication on the benefits of aloe vera in canker sores, the National Center for Complementary and Comprehensive Health or NCCIH, for its acronym in English, has stated its use is entirely safe.

9. Ice Cubes

  • The individual can suck on ice cubes and then apply them to the canker sore to relieve pain and discomfort, as the cold will numb the sensation.
  • The ice cube should not apply directly to the ulcer without first melting the surface a little.

10. Rinse with Clove Oil

  • Clove oil has been used throughout history to relieve pain to be used as a remedy.
  • To do this, rinse your mouth first with a sea salt solution or mouthwash, then apply a cotton ball saturated in clove oil to the canker sore to numb the pain.

Causes of Canker Sores

canker sores

  1. Mouth ulcers can develop when the inside of the mouth is damaged, such as from an accidental bite or poorly fitting teeth.
  2. Canker sores are different because they appear suddenly and may not have an exact cause.
  3. Some people get thrush frequently, while others have never had one. Risk factors for recurrent canker sores include a weakened immune system, stress, or a food allergy.
  4. Canker sores should record when they appear and possible triggers.
  5. It could help determine if there are links between a sore outbreak and diet or lifestyle.
  6. In some cases, canker sores can result from a viral infection or a long-term illness, such as Crohn’s disease, a vitamin deficiency, or hormonal changes.

When is it Necessary to Go to the Doctor?

Canker sores usually do not require treatment. Canker sores can go away without treatment and usually do not indicate any serious problems.

The affected person should see a doctor if the sore lasts more than three weeks if it causes issues when swallowing or sick.

If the canker sore appears regularly for a long time, it would be a good idea to see a medical professional. It would be helpful to record when canker sores developed and possible triggers, such as spicy foods.

In some cases, it can sign an underlying disease, such as gastrointestinal problems. If someone suffers from any of the following symptoms, they should talk to their doctor:

  • Unexplained tiredness for several days
  • Erythema or sore on another part of the body
  • Fever
  • Irritated eyes
  • Stomach ache
  • If it turns red and painful, it could indicate infection.


It can be painful and irritating, mainly if they appear frequently. It is essential to keep a record of when they occur and any possible triggers, as it may help discover if there is an underlying cause and thus avoid it.

Meanwhile, the affected person can try a wide variety of home remedies and over-the-counter solutions to relieve pain and discomfort.

Keep over-the-counter medications and some natural remedies on hand in the closet. This way, you can fight canker sores as soon as they appear.

Also Read: What Is Hypotonia? – Symptoms, Causes, Affected, and More

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