Mouth Ulcers: Symptoms, Types, Causes & Treatment

Last updated 06/25
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This blog has been reviewed and approved by Dr Robert Lee, a dental professional of 35 years

Table of Contents
Key Takeaways
  1. Keeping your mouth clean and using high-quality products will be essential to preventing getting mouth ulcers and reducing the risk of damage to your mouth and keeping it as healthy as possible.
  2. There are varying types of mouth ulcers. If you get them frequently, you may have Recurrent Aphthous Stomatitis (RAS) in which case you should consider improving your diet and seeing a doctor
  3. Although they look similar, cold sores and mouth ulcers are different: mouth ulcers are not contagious and the source of them is unclear
  4. Mouth ulcer treatment is dependent on its severity. Typically, they will heal over a week or two and all you need is to keep your oral hygiene optimal. However, if it persists and is still painful, go to your doctor for a consultation or prescribed treatment.