E170: Calcium carbonate
Also called: Chalk, Limestone
What it does
Gives a white colour; also a calcium supplement and an acidity regulator.
What it is made from
Mined (chalk, limestone, marble) or made from shells.
Allergies and diets
No allergy or diet concern is recorded for this additive. That is not a guarantee: the source can differ between makers, so check the label.
Reading a whole label? Paste the ingredients into the label checker.
General information, not medical advice. Sources differ between manufacturers: check the label or ask the maker.
Popular
Featured
