We’ve come a long way since the days of Arm & Hammer’s baking soda-based toothpowder for brushing our teeth. In the 1950s, Crest introduced  first clinically proven fluoride-containing toothpaste. As recently as 2006 toothpaste has made another leap forward: the toothpaste BioRepair was the first to contain synthetic hydroxylapatite, for remineralizing and repairing tooth enamel. But the latest toothpaste innovation blows […]