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 ...

Medically reviewed by William Truswell, MD Strong concentrations of SLS can cause skin, mouth, or eye irritation.SLS may ...

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 ...

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 ...

Here at WH, we’re all for the recent push for kinder, more natural beauty and healthcare products. From hair and skin to body and make-up, it seems like everywhere has seen a drive towards eco and ...