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5. Toothpaste and Mouthwash

Many kinds of toothpaste and mouth rinses contain sodium lauryl sulfate or SLS, an additive that creates that popular foaming action. Because SLS is a soft tissue irritant, it may contribute to canker sores. Anyone dealing with chronic sores may want to select dental hygiene products free of sodium lauryl sulfate.

10 Causes of Canker Sores
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This site offers information designed for educational purposes only. You should not rely on any information on this site as a substitute for professional medical advice, diagnosis, treatment, or as a substitute for, professional counseling care, advice, diagnosis, or treatment. If you have any concerns or questions about your health, you should always consult with a physician or other healthcare professional.