The word has been going around for quite some time now, but not all of us have been quite sure enough to actually put it to experiment. The simple answer is that purple toothpastes do work, but the ...

If you’ve scrolled through TikTok lately, you’ve probably seen people swearing by sleek black tubes promising whiter, brighter teeth with the help of activated charcoal. But does toothpaste with ...

Hydroxyapatite (HAP) toothpaste is a dental product that contains manufactured calcium phosphate. Calcium and phosphate are minerals that form 95% of tooth enamel and 70% of bones. NASA developed HAP ...