Is Calcium Carbonate vegetarian?
Calcium Carbonate
Calcium carbonate is an odourless, tasteless white powder occurring naturally in limestone, marble, chalk, coral, eggshells, and oyster shells. It is widely used as an antacid, dietary calcium supplement, abrasive in toothpaste, and food additive.
| Also known as | Aragonite, calcarea carbonica / calcii carbonas, Calcite, Calcium carbonate, Calcium carbonate. CI 77220, Chalk, CI 77220, Merlangius merlangus, Whiting |
|---|---|
| INCI name | Calcium Carbonate |
| E number | E170 |
| INS number | 170 |
| CAS number | 471-34-1 |
| EC number | 207-439-9 |
| CosIng ID | 32314 |
| Last reviewed | 16 April 2026 |
An ingredient is considered vegetarian if it avoids components derived from killing an animal.
Classifications are made to the best of our knowledge based on available scientific and regulatory sources. We cannot guarantee the accuracy of every entry, errors in the sources we draw from can always occur. This tool also cannot account for cross-contamination, which depends entirely on individual suppliers and producers. If you believe a classification is incorrect, you can report an issue.
