Canker Sore

Herbal Home Remedies For Canker Sore: How to Treat? Is it Safe?

Canker sores are extremely common in kids as well as adults. They can cause due to many reasons including the food we eat, our bowel movements, infections, STDs or even some underlying reasons.

Most canker sores are painful swellings also known as aphthous ulcers. These occur inside your mouth or on your gums and can make it extremely difficult for you to talk or chew food. 

Though most Canker Sores can get cured themselves over a week or two’s time, you can take care of your oral hygiene to ensure the condition doesn’t worsen. In worst cases, the patient may have a fever, tingling sensation in the mouth, white or yellow oval-shaped ulcer that pains and swollen lymph nodes.

There are many over-the-counter measures to treat canker sores. However, if these are recurring, you may consult a doctor and get a prescription for it.

In rare cases, vitamin or mineral deficiency may also cause canker sores. Although these last 7-10 days and go away on their own, you may try the following herbal home remedies to treat them faster.

1. Salt Water Rinse

Any oral health problem can be treated with the help of salt. It has some magical properties that can make your mouth, gums and teeth free from any bacteria. It treats infections and clears your oral skin too.

Saltwater rinse is a very ancient way to treat any sores, especially canker sores. Though the rinsing may hurt and irritate your skin, please do it. 

You should boil a glass of water and dissolve 1 spoon salt in it. Swirl the saltwater solution in your mouth for about 10-20 seconds and then spit it out. Repeat the rinsing at least twice or thrice a day for the best results. 

2. Yogurt

Most canker sores are caused by H.pylori bacteria or Inflammatory Bowel Syndrome (IBS). This bacteria can disrupt the healthy gut bacteria balance and cause many problems in your system. The outbreak is seen in the form of canker sores.

The gut bacteria’s health can be restored by consuming fresh yogurt on a daily basis. Its live probiotic cultures can eradicate bacteria from your digestive system and mouth too. Hence, yogurt is said to be the best home remedies to treat canker sores.

Doctors recommend eating a cup of yogurt every day to ensure canker sores are far away from you.

3. Honey

Honey is also called the nature’s nectar. It has many antibacterial, anti-inflammatory and healing properties. As honey is used in many skin remedies, it can be used to treat and relieve painful sores caused by canker sores too.

You may apply a thin layer of honey three to four times every day to prevent the infection from spreading. Honey also stops any secondary infection from happening again.

4. Chamomile

This daisy-like herb is an all-natural herbal remedy to treat and heal wounds and pains. It can reduce swelling and reduce scarring too!

Chamomile is said to have antiseptic and antibacterial properties that can help heal canker sores faster. You may consume chamomile tea regularly to avoid canker sores.

Or, you may simply wet the chamomile tea bag and keep it on the sores. If you have freshly ground chamomile, that’s even better. Apply it 3-4 times a day and see the results. 

5. Echinacea

For years Echinacea is believed to boost immunity and heal infections and illnesses faster than any other herbal supplement. It is an exceptionally great herb to treat inflammation and sores.

You may drink echinacea tea regularly to boost your immune system or wet the echinacea tea bags to apply on the canker sores.

If you have its powder, you make a solution in the water and swish it in your mouth for about 10-20 seconds thrice a day.

Most people reported a significant reducing in sores within 2-3 days.

6. Licorice 

Licorice is so effective in treating canker sores that many professionals suggest making licorice mouthwash at home or getting licorice tea bags for its treatment.

Deglycyrrhizinated licorice or DGL in licorice herb is said to be very effective in reducing the inflammation of the canker sores. It raises the blood pressure there and ensures the sore and pain is settled in just a few days.

7. Watermelon Frost

Watermelon Frost is considered to be a very quick healing home remedy for canker sores in Chinese medicine.

You can avail it from any Asian herbal store. It is available in the form of tablets, sprays or lozenges. 

When applied directly, it reduces the swelling and inflammation of the sores.

8. Apple Cider Vinegar 

Apple Cider Vinegar is a panacea for all inflammatory problems including canker sores. It kills the bacteria in the mouth that can spread this infection so you never have to worry about any secondary infection too. 

You can add the Apple Cider Vinegar in a cup of water and swish it for about 30 seconds in your mouth. Repeat this at least thrice every day until the infection is gone and sores are settled.

9. Coconut Oil

Coconut oil has many antimicrobial, antibacterial and anti-inflammatory properties. 

Doctors suggest applying coconut oil on canker sores gently and massage it for a few seconds until spread and absorbed by the sore.

This can reduce the redness and swelling drastically, it will also reduce the pain.

10. Alum Powder

Made from Potassium Aluminium Sulfate, Alum Powder is often used to keep the oral areas clean and dry. 

This is the easiest remedy as you can get alum powder from any drug store or herbal store. Take a pinch of alum powder and mix it with some drops of water to make a thick paste.

Apply it onto the canker sore and leave it for a minute or two. Rinse it with water and repeat until the infection is gone.


Canker sores are quite normal and common. Everyone experiences them at least once in their life. However, if the sores become larger or multiply in your mouth, aren’t healing, and you have a fever too, then you should consult a doctor. 

Performing and following herbal remedies can be of great help for sure but if the situation worsens, going to the doctor is always advisable.

In case you’re allergic to a herb listed above, do not try the remedy without consulting your doctor. You may also ensure that you brush twice a day and rinse your mouth with a fine mouthwash to avoid infections and bacteria in your mouth.

Look out for a sharp tooth as its structure might be the reason for your canker sores too.


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