Researchers tested ten different chewing gum brands, and found no difference between synthetic and natural gum.

The rate at which chewing gum releases microplastics in saliva is quite astonishing. The test suggests that within eight minutes of chewing a gum stick, 94% of microplastic particles are released into saliva, with most being shed in the first two minutes.

If we subject any type of plastic to stress, be it heat, friction, sunlight, seawater, or in this case vigorous mastication, we know that microplastics will be released from th