5 effective home remedies to deal with Canker Sore

Canker sore is also known as mouth ulcer. This infection is caused by the herpes virus and are contagious. It is very painful, mostly found inside the mouth, tongue, lips or throat. The symptoms of canker sore include  small, painful, crater-like ulcer. To diagnose, this article shares some really effective home remedies to deal with canker sore.

Types of canker sore

Canker sore is categorized into three following types:

  • Minor sore

It is one of the most common types of canker sore. Minor sores measure about 3 to 10 millimeters (mm). Lesions last 10 to 14 days and heal without scarring.

  • Major sore

Major sores are larger and deeper than minor sores. It has an irregular border and a diameter of greater than 10 mm. Major canker sores may take weeks to months to heal and may leave scars after healing.

  • Herpetiform

Herpetiform sores are characterized by large groups of multiple sores. These are small ulcers (2-3 mm) but there may be as many as 100 ulcers present at the same time. They tend to heal without scarring.

Causes of canker sore

Canker sore is not the same thing as fever blisters (cold sores). The question that now rises is what causes canker sore? There are multiple factors that may cause canker sores. It Includes the following;

  1.  Injury to the mouth
  2. Acidic or spicy foods
  3. Vitamin deficiencies
  4. Hormones
  5. Stress

These Canker sores causes are among the most common types of oral lesion. It affects about 20% of people. Women get canker sore more often than men. This mouth ulcer may be inherited and the condition may run in families.

Signs of canker sore

Canker sore is found on the tongue, lining of the cheeks, the gums, inside of the lips or the soft palate at the back of the roof of your mouth. Canker sore on tongue is very painful. The Common symptoms of canker sores include the following;

  1. You may find a burning, tingling, or prickling sensation, up to 24 hours before the sore appears
  2. Its appearance is a crater-like ulcers that are white, gray, or yellow in color, with a red border
  3. Difficulty in speaking, eating, or swallowing
  4. Fever
  5. Swollen lymph nodes
  6. Sluggishness
  7. Weight loss
  8. Thrush infection in your mouth or throat.

Natural home remedies to deal with canker sore

This article shares some home remedies for canker ulcer. These are as follows;

1) Use of baking Soda

Baking soda is actually a great home remedy to deal with canker sore. It is an alkaline that helps neutralize acids in the mouth that are irritating the sore while cleaning and soothing at the same time.


  1. A cup of warm water
  2. 1 tsp baking soda


Use 1 tsp of baking soda in a cup of warm water and swish several times a day for a couple of minutes.

2) Apply Milk Of Magnesia

Apple milk of magnesia is also one of the home remedies to deal with canker sores. It  is also known as magnesium peroxide as. It is also the solution for heartburn and constipation. Being alkaline in nature like baking soda. It neutralizes stomach acid and prevents from irritation. This forms film over canker sore on tongue. You can use it as a rinse or directly tab it on the sore with your finger.

3) Say no to Acidic and Sugary Foods

To get rid of canker ulcer, you should avoid acidic and sugary foods. Because acidic acid can irritate canker sore. You experience a burning sensation when suffers acidic acid. Other than this, avoid sugary food as bacteria in your mouth can turn sugar into acid. This is one of the leading causes of tooth decay, but it may prolong canker sore as well.

4) Rinse with Hydrogen Peroxide

Hydrogen peroxide is an effective home remedy for canker sore in 2017. Hydrogen peroxide is an antiseptic that cleans the sore and promotes healing, It doesn’t burn the way salt water does. It also curbs the pain momentarily and makes the mouth feel all-around clean. Plus, hydrogen peroxide is the active ingredient in some over-the-counter canker sore gels.


  1. Half cup water
  2. 1/2 cup hydrogen peroxide


Mix half cup water in half cup hydrogen peroxide and rinse.

5) Replace your Toothpaste

When treating canker sore, you should change your toothpaste first. This is because toothpastes and mouth rinses containing sodium lauryl sulfate. It is also one of the canker sore causes as sodium lauryl sulfate, commonly used foaming agent, may trigger canker sores in some people. Toothpaste with Peppermint + Charcoal Brightening Toothpaste, would eliminate canker sore for good. But if you want an easy canker sore cure, make your own toothpaste at home.


  1. Fresh water
  2. Salt


Add salt in fresh water and do gargling

The salt water helps in cleaning and dehydrating the sore to help it heal and numbs the pain temporarily. But be careful as it will intensely be painful when implemented for the first time.


Home remedies to deal with canker sore are effective when applied or implemented with proper care. Maintaining patience is a must thing to do. Feel free to question about your query in the comment box below!


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