Ingredient
Calcium Carbonate
A mineral used as a gentle abrasive in toothpaste and as a white filler elsewhere.
- Mineral
What it is there to do
Abrasive
Physically polishes the surface.
Opacifier
Makes a clear formula less transparent.
What we don't know
- No published rule in our reference names it. That is about the rules, not safety.
- How much of it is used in any particular product. We hold no concentrations at all.
This is information about an ingredient, not medical advice, and not a judgement about any product that contains it. Back to the reference.