11 natural treatments for canker sores

Who has never suffered from a canker sore in the mouth? Harmless to health, these small ulcerations are nonetheless bothersome, especially during maceration. Where do canker sores come from and what should be done to get rid of them? Follow our advice to get rid of these ulcers. There are several home remedies to relieve canker sores and cure them.

What is a canker sore?

Canker sores are small ulcers that develop in the mouth. They can affect the mouth as well as the tongue, lips or gums.

On the other hand, canker sores appear in the form of a small yellow or white crater, with a red halo. Generally, canker sores occur alone. But, it is possible to see a group of canker sores.

These small ulcerations often cause unpleasant burns and can make chewing difficult. However, they do not present any danger to health and heal very quickly without leaving any traces. Finally, canker sores are neither infectious nor contagious.

What are the causes ?

Different causes can explain the appearance of canker sores in the mouth:

  • injury to the mucous membranes;
  • food. Dried fruits, dairy products and spices are among the foods that promote the appearance of canker sores;
  • stress and fatigue;
  • an illness (AIDS, Crohn’s disease, celiac disease);
  • the rules ;
  • vitamin B and mineral deficiency.


Canker sores appear as small ulcers with a whitish center and a red outline.

Pain can accompany the onset of canker sores, especially during the first few days. Similar to a burn, it can get worse when you eat.

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What are the natural treatments for canker sores?

Good oral hygiene

To prevent the appearance of canker sores, it is essential to have good oral hygiene. Brush your teeth with a soft brush, and floss between your teeth every day. Please note that mouthwash is not recommended.

Organic clay toothpaste

In organic stores, you will find a toothpaste made from clay and sage. Antibacterial, it respects and cleanses the oral flora. It is used exactly like a classic toothpaste, to be used three times a day after each meal. There are no contraindications.

Laurel essential oil

In case of crisis, use pure laurel essential oil locally. Just pour a drop on a cotton swab and apply it locally. The operation can be performed up to three times a day, including on children over three years old. On the other hand, laurel essential oil is not recommended for pregnant women.

Sage tea

Use it as a mouthwash to get rid of your canker sores. Simply immerse 20 sage leaves in a liter of boiling water. Leave to infuse for about 10 minutes. Then, drink up to three cups a day between meals.

Attention, the natural remedy should not be used in pregnant and breastfeeding women, in children under 7 years old and in people with epilepsy.


It is an excellent antiseptic to use in the form of mother tincture. Apply the product to the canker sores using a cotton swab, up to three times a day for a week.

Calendula is not recommended for pregnant and breastfeeding women as well as children under 6 years old.

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cider vinegar

Apply this pure antiseptic on canker sores using a cotton swab. And this, 2 to 3 times a day.

Please note that there are no contraindications. However, the product may sting and therefore displease young children.


There are natural treatments to speed up the healing of canker sores. Use homeopathy, and in particular Borax 5 CH up to one tablet every two hours in the event of an attack. As a background treatment, limit yourself to three tablets a day for a week, preferably between meals.

Usable in children, the tablet can be diluted in water to facilitate its absorption.

Namely, Borax 5 CH is not compatible with mint. It is therefore advisable to check the composition of your toothpaste before the start of homeopathic treatment.

Baking soda

It is used as a gargle to cleanse and disinfect the inside of the mouth. Simply mix a tablespoon of baking soda in a glass of warm water. Then, rinse with clear water.


This all-natural antibiotic is very effective against canker sores and inflammation of the gums. On sale in organic stores, it takes various forms (tablet, spray, chewing paste).

Attention, the remedy should not be used in children under 3 years old or in people allergic to bee products.


This plant, in the form of mother tincture, heals canker sores. Take 50 drops of the product in two portions.

lemon juice

This liquid contains citric acids, which have anti-inflammatory benefits. This is a very effective natural treatment for canker sores.

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