The ultrasonic waves help loosen and remove ... scalp, and toenails. This teeth-cleaning method is called guided biofilm therapy, or GBT. The goal is to remove biofilm from the teeth.
We have tried and tested the best electric toothbrushes to help you keep your teeth and gums healthy and squeaky clean and ...
This No. 1 best-selling ultrasonic toothbrush doesn't just clean. It whitens, too — and it's available at Amazon for a ...