Are Canker Sores Ruining Your Morning Coffee Routine?

crazy by Editorial Staff | Updated on April 26th, 2023

As a coffee enthusiast, there’s nothing like starting your day with a warm cup of your favorite brew. But have you ever experienced discomfort in your mouth after sipping coffee?

If so, you might be wondering if there’s a link between coffee and canker sores. Let’s explore this topic and learn how to enjoy your coffee without the pesky sores.

Canker Sores

Understanding Canker Sores

Canker sores, also known as aphthous ulcers, are small, painful ulcers that can appear inside the mouth. They can be triggered by a variety of factors, including:

  • Stress
  • Acidic foods and beverages
  • Vitamin deficiencies
  • Certain medical conditions

So, what does coffee have to do with it? Let’s find out.

Can Coffee Cause Canker Sores?

Coffee is a beloved beverage worldwide, but it can also affect your oral health. While research on the direct link between coffee and canker sores is limited, some studies suggest that highly acidic foods and beverages, like coffee, may irritate the mouth’s sensitive tissues, potentially leading to canker sores. But don’t fret, coffee lovers! We have some tips to help you reduce the risk of canker sores and keep enjoying your daily cup.

Tips to Reduce Canker Sore Risk from Coffee

  1. Choose Low-Acid Coffee: Some coffee varieties are less acidic than others. Look for low-acid coffee options to minimize irritation to your mouth.
  2. Rinse with Water: After enjoying your coffee, rinse your mouth with water to help neutralize acidity and remove potential irritants.
  3. Practice Good Oral Hygiene: Keeping your mouth clean and healthy can prevent canker sores. Remember to brush and floss regularly.

Relief for Canker Sores

Even with preventive measures, canker sores can still occur. Here are some remedies for relief:

RemedyHow It Helps
Saltwater RinseReduces inflammation and pain; natural disinfectant
Coconut OilSoothes the affected area
OTC TreatmentsProvides temporary relief (numbing gels, coating agents)
Medical AdviceSeek help if canker sores persist or worsen


While the connection between coffee and canker sores isn’t fully understood, making simple adjustments to your coffee routine may help reduce the risk of these pesky ulcers. Remember, if you have concerns about canker sores, it’s best to seek advice from a healthcare professional. Now, go ahead and savor your coffee without worry!

Note: The information in this article is for educational purposes only and is not intended as medical advice. Always consult a healthcare professional for any medical concerns.

Disclaimer: This article is for informational purposes only and is not a substitute for professional medical advice or treatment. Consult a healthcare professional for medical concerns. The author and publisher are not liable for any actions taken based on this article.

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Disclosure: No compensation or free products were received in exchange for writing this review.


Editorial Staff

The editorial staff at Crazy Coffee Crave is a team of coffee enthusiasts & Baristas who enjoy the one thing we all think about as soon as we get up in the morning. Trusted by thousands of readers worldwide.