Remedies to Help Stop Canker Sore PainDear Dr. Donohue: My daughter-in-law suffers recurring mouthulcers, diagnosed as aphthous...Dr. Paul Donohue
No, using salt on acanker sore will not help it heal, and may instead be painful. Instead, try using a salt water rinse and applying a baking soda paste to the sore. These mixtures make it harder for bacteria in your mouth to grow, which helps the canker sore heal. How do you heal...