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 actually whiten teeth better than other options—in fact, some studies found it performed worse. The real concern: it's significantly more abrasive than alternatives, meaning it can wear down enamel over time.

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