Eat at least four tablespoons of yogurt daily to prevent outbreaks. To heal an outbreak, eat at least one eight-ounce container a day.
Many canker sores are the result of gluten intolerance.
Avoid coffee, spices, citrus fruits, and other foods that may irritate your mouth. If you suffer from recurrent mouth ulcers, you should discuss the diagnosis and treatment of food sensitivities with a nutritionally oriented doctor. For some people, treating allergies may be a key component to restoring health. Eat green, leafy vegetables and whole grains, These foods are rich in B complex vitamins, which help the body deal with stress, a common trigger in the development of canker sores. Nutritional yeast can supply B vitamins.