Canker sores are vexing and common. The reason they occur isn’t clear, but your toothpaste could be a factor. An ingredient often used to make toothpaste foamy, sodium lauryl sulfate (SLS), has ...

Canker sores are vexing and common. The reason they occur isn’t clear, but your toothpaste could be a factor. An ingredient often used to make toothpaste foamy, sodium lauryl sulfate (SLS), has ...

“Canker sores can be caused from a long list of reasons, but one of the biggest ways that people don’t realize is from an ingredient in your toothpaste,” he claims.

Ingredients in toothpaste can trigger a canker sore. Unlike cold sores , canker sores are not contagious. They don't pose any health risk other than the discomfort that comes along with them.

A canker sore—a painful white ulcer inside the mouth—might be brought on by stress. Or the wrong toothpaste. Or certain foods: tomatoes, peanuts, cinnamon. Or an iron deficiency. Or an allergy ...

If you have a sensitive mouth or frequently develop canker sores, try getting rid of your regular toothpaste in favor of one free of SLS, suggests Dr. Yang. Glowimages/Getty 3.

Q. My father and I have both suffered with canker sores all our lives. I’ve heard of eating kiwi fruit to speed healing, and in a recent column, you wrote about sauerkraut.

Discover the best ways to manage and treat canker sores in our comprehensive guide. Learn about the symptoms, what triggers ...

Discover 7 proven kitchen remedies for painful canker sores, from honey to salt water, plus learn how to identify your personal triggers and prevent outbreaks.

Canker sores, or aphthous ulcers, can affect the tongue and other parts of the mouth. A canker sore on the tongue can be painful and make eating difficult. Topical treatments and mouthwashes can ...

Consumer Reports explains what you need to know about charcoal toothpaste, which is a popular alternative to traditional toothpaste but can damage your teeth. Ad-free. Influence-free.

DEAR PEOPLE’S PHARMACY: My father and I have both suffered with canker sores all our lives.I’ve heard of eating kiwi fruit to speed healing, and in a recent column, you wrote about sauerkraut.