Are you keeping a mental list of all the sources of microplastics finding their way into your daily life? You may have another culprit to consider: It’s gum, according to a new pilot study that found chewing just one piece can release hundreds to thousands of microplastics into saliva.

Plastic is everywhere. And many products we use in everyday life can expose people to tiny, micrometer-wide plastic particles called microplastics. Now, chewing gum could be added to the list. In a pilot study,

Researchers have found yet another potential contributor to the increasing amount of microplastics found in our bodies: gum. According to a pilot study presented during the American Chemical Society’s spring meeting,