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 been ...

Sanna Charlie, DDS, is a San Francisco-based general restorative dentist and an assistant clinical professor for the Preventative and Restorative Dental Sciences at UCSF School of Dentistry. She is ...

If you’ve been periodically rocking canker sores on your inner lips, then it might have to do with the kind of toothpaste you’re using. Yes, it seems unfair that you, being a responsible oral ...

A healthy smile starts with the right toothpaste—but why settle for harsh chemicals when nature has your back? From ...

NBC Select independently determines what we cover and recommend. When you click on or buy through our links, we earn a commission. Learn more. Using toothpaste made with fluoride is the key to ...