Charcoal-based toothpastes, which claim to whiten teeth ... charcoal-based products in the hope that they would offer "a low cost, quick-fix, tooth-whitening option". But too much brushing ...
Scientists have revealed a simple, low-cost solution to the most prevalent chronic disease among children: tooth decay. More than half of U.S. children aged between 6 and 9 have had a cavity in at ...