Very few charcoal products have the American Dental Association Seal of Acceptance; those that do are much safer. How to Use It Safely Limit Frequency: Use it once a week, not every day.
Once enamel is gone, it doesn't grow back. This leads to sensitivity and yellowing (as the underlying dentin shows through). buy activated charcoal for teeth
Look for "ultra-fine" powders to minimize physical scratching. Very few charcoal products have the American Dental