Effectiveness and abrasiveness of…of in vitro studies.

🔬 Peer-reviewed
Effectiveness and abrasiveness of activated charcoal as a whitening agent: A systematic review of in vitro studies.
Dolores Bibiana Montero Tomás, María Pilar Pecci-Lloret, Julia Guerrero-Gironés
Annals of anatomy = Anatomischer Anzeiger : official organ of the Anatomische Gesellschaft · 2023
Findings

Activated charcoal toothpaste doesn't whiten teeth as well as other options—some studies found no significant whitening effect at all. The bigger concern: it's significantly more abrasive than alternatives, which means it can wear down tooth enamel with regular use.

Design
Systematic Review
Evidence
Strong
Journal
Annals of anatomy = Anatomischer Anzeiger : official organ of the Anatomische Gesellschaft