A member asked:

Please share an interesting fact about dealing with canker sores.

16 doctors weighed in across 16 answers

Ignore: If you get a lot of canker sores try avoiding toothpaste with sls in it. You may be sensitive.

Answered 3/10/2014

4.4k views

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Dr. Ryan Phasouk answered

Specializes in Family Medicine

Canker: Canker sores can have a familial inheritance.

Answered 3/30/2014

4.3k views

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Dr. Ryan Phasouk answered

Specializes in Family Medicine

Sodium: Sodium lauryl sulfate is a common detergent in toothpaste that can prolong canker sore symptoms!

Answered 8/5/2014

4.3k views

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Dr. Peter Karsant answered

Specializes in Dentistry

Ignore: Rinse 3xday with a mix of 50%water ; 50% hydrogen peroxide for less discomfort and faster clearing.

Answered 4/10/2014

4.2k views

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Dr. Ryan Phasouk answered

Specializes in Family Medicine

Canker: Canker sores can be triggered by certain foods.

Answered 4/19/2014

4.2k views

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Dr. Natalie Sieb answered

Specializes in Family Medicine

Ignore: Milk of Magnesia (magnesium hydroxide) dabbed on sores can provide temporary relief. Try to reduce your stress.

Answered 10/4/2016

4k views

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Dr. Marsha Davis answered

Specializes in Internal Medicine

Ignore: It is very contagious so be careful when you have an out break kissing and sharing beverages.

Answered 6/23/2014

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Ignore: Use zinc, magnesseium and OTC canker sore medication asringent and benzocaine -if not allergic .

Answered 7/2/2014

3.9k views

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Dr. Silviu Pasniciuc answered

Specializes in Internal Medicine

Ignore: Talk to your doctor about them, try to look for the cause, know that some at recurrent.

Answered 7/4/2014

3.9k views

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Dr. John Calvert answered

Specializes in Dentistry

Ignore: 500mg of Valtrex (valacyclovir) per day will help prevent a sore from developing if taken early when tingling start.

Answered 9/28/2016

3.9k views

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Dr. Glynis Ablon answered

Specializes in Dermatology

Ignore: There are new toothpastes that help with canker sores. Topcial iodine/glycerin 1:4 ratio works well.

Answered 1/16/2019

3.8k views

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Dr. Michael Rupp answered

Specializes in Allergy and Immunology

Ignore: Many people believe that canker sores are caused by herpes, but this is not true.

Answered 1/18/2019

3.8k views

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Ignore: Keeping your lips moist and working on your stress will help.

Answered 9/15/2014

3.7k views

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Ignore: Rinse your mouth and swish with water after eating citrus fruits/tomatoes to limit sores!

Answered 12/10/2014

3.5k views

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Ignore: Canker sores (aphthous ulcers) are not caused by bacteria or viruses.

Answered 3/22/2015

3.1k views

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Dr. Kevin Nail answered

Specializes in Dentistry

Pay: Pay attention to the signs that your cold sore is coming on.

Answered 5/14/2015

2.8k views

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