Dental Plastics Raise Concerns Over Long-Term Microplastic Exposure

What's Happening?

Researchers and clinicians are raising concerns about the long-term safety of plastic-based dental devices, which may shed microplastics into the mouth. These devices, including toothbrushes, floss, fillings, and clear aligners, are widely used in dental care. While some exposure to microplastics is considered medically necessary, there is growing worry about elective or cosmetic uses, such as aligners, which are worn for extended periods and replaced frequently. Professional groups like the American Dental Association acknowledge the concern but note that evidence of health impacts remains inconclusive. The issue is compounded by the fact that microplastics are already prevalent in the water and food supply.

Why It's Important?

The potential health risks associated with microplastics are significant, as they have been linked to hormone disruption and increased risks of stroke and heart attack. Dental products provide a direct route for these particles into the body, especially with devices that remain in the mouth for long durations. The lack of comprehensive data on the real-world risks of microplastic exposure from dental products leaves open questions about cumulative exposure and its long-term impact on health. This issue highlights the need for further research and potential regulatory scrutiny to ensure consumer safety.