The goal of brushing one’s teeth is to have fresh breath and prevent cavities. But the effect of toothpaste on the complex ecosystem of bacteria in our mouths — the oral microbiome — is often ...

Probiotic toothpaste contains beneficial bacteria that can supposedly improve oral and gut health. While it could be a helpful addition to an existing routine, it shouldn’t replace proven products and ...

You’ll likely see both hydroxyapatite and nano-hydroxyapatite on ingredient lists. Both are biocompatible minerals to what’s found in your teeth and bones, but nano means it’s at a smaller particle ...