How Does a Toothbrush Get the ADA Seal of Acceptance?

Описание: When you see the ADA Seal of Acceptance on a power or manual toothbrush, you can be sure it’s safe and effective. Go behind the scenes to see what it takes for a toothbrush to pass the test.

Visit ADA.org/Seal to find the right product for you.
https://www.ada.org/en/science-resear...