Canker soresalso known as aphthous ulcers are small, painful lesions that develop inside the mouth. While they are not contagious and often heal on their own within one to two weeks, they can cause significant discomfort, especially when eating, drinking, or speaking.
One of the most effective ways to speed up healing and reduce pain is using a therapeutic mouthwash designed specifically for canker sores. But with so many options available, how do you know which one is best?
In this article, well explore the best mouthwashes for canker sores recommended by dentists , explain what makes them effective, and offer tips to help prevent future outbreaks.
Why Use Mouthwash for Canker Sores?
Mouthwash plays a crucial role in managing canker sores because it:
- Reduces bacteria that can irritate the sore
- Soothers inflammation and promotes healing
- Minimizes pain and discomfort
- Helps maintain oral hygiene without irritating sensitive tissues
While over-the-counter rinses can provide relief, dentist-recommended formulas often contain active ingredients like antimicrobials, analgesics, or anti-inflammatories that target the root cause of irritation.
Top 5 Dentist-Recommended Mouthwashes for Canker Sores
1. Dentex Advanced Sore Throat Ulcer Rinse
- Key Ingredients : Hydrogen peroxide, allantoin, menthol
- Benefits : Antibacterial, soothing, and pain-relieving
- Why Dentists Recommend It : Gentle yet effective for daily use, especially after meals or brushing
2. Colgate Peroxyl Mouth Sore Rinse
- Key Ingredients : Hydrogen peroxide (1.5%)
- Benefits : Cleanses and oxygenates the mouth, reducing plaque and bacteria around the sore
- Why Dentists Recommend It : Safe for children and adults, ideal for minor mouth irritations
3. TheraBreath Oral Healing Rinse
- Key Ingredients : Sodium chlorite, zinc gluconate, herbal extracts
- Benefits : Natural healing properties, reduces bad breath associated with ulcers
- Why Dentists Recommend It : Alcohol-free and free from harsh chemicals
4. Listerine SmartRinse Antiseptic Mouthwash
- Key Ingredients : Essential oils (eucalyptol, menthol, methyl salicylate, thymol)
- Benefits : Reduces bacterial load and soothes inflammation
- Why Dentists Recommend It : Helps prevent secondary infections in open sores
5. Orajel Mouth Sore Rinse
- Key Ingredients : Benzocaine (0.12%), hydrogen peroxide
- Benefits : Offers fast-acting pain relief and antiseptic action
- Why Dentists Recommend It : Great for temporary pain control while healing occurs
What to Look for in a Canker Sore Mouthwash
When choosing a mouthwash, look for these key features:
- Antibacterial Properties To reduce infection risk
- Pain Relief Ingredients Like benzocaine or menthol
- Anti-inflammatory Agents To reduce swelling and redness
- Alcohol-Free Formula Alcohol can sting and delay healing
- Gentle on Tissues Avoid overly abrasive or foaming agents
How to Use Mouthwash for Canker Sores Effectively
For optimal results:
- Swish for at least 30 seconds , twice a day
- Avoid eating or drinking for 30 minutes afterward
- Use after brushing and flossing to keep the area clean
- Follow label instructions carefully
Home Remedies That Complement Mouthwash
Alongside using a therapeutic rinse, consider these natural remedies:
- Saltwater rinse Reduces inflammation and cleanses the sore
- Baking soda paste Neutralizes acids and soothes irritation
- Cold compress Numbs the area and relieves pain
- Avoid spicy, acidic foods Prevent further irritation
Causes and Prevention of Canker Sores
Common triggers include:
- Minor mouth injuries (biting cheeks, dental work)
- Stress or hormonal changes
- Nutritional deficiencies (iron, B12, folate)
- Food sensitivities (citrus, nuts, chocolate)
- Underlying health conditions (celiac disease, Crohns)
To prevent recurrences:
- Maintain good oral hygiene
- Eat a balanced diet rich in vitamins
- Manage stress effectively
- Use a soft-bristle toothbrush
- Avoid mouthwashes containing Sodium Lauryl Sulfate (SLS)
When to See a Dentist
Most canker sores resolve on their own, but you should consult your dentist if:
- The sore lasts longer than two weeks
- It grows larger or becomes more painful
- You experience fever, fatigue, or difficulty eating
- You have frequent or multiple outbreaks
These could be signs of a more serious condition or an infection requiring professional treatment.
Final Thoughts
Using the best mouthwash for canker sores recommended by dentists can significantly improve comfort and speed up healing. Whether you choose a formula with hydrogen peroxide, essential oils, or numbing agents, consistency and proper technique are key.
If you're unsure which mouthwash is right for you, talk to your dentist or explore trusted recommendations at The WDental Group .
