Is Bittern vegan?
Bittern
Bittern is the residual salt solution remaining after sodium chloride has been crystallized out of seawater or brine, rich in magnesium and other minerals, used in cosmetics and food production (e.g. tofu coagulation).
| Also known as | Nigari |
|---|---|
| INCI name | Bittern |
| CosIng ID | 54723 |
| Last reviewed | 9 July 2026 |
An ingredient is considered vegan if it contains no animal-derived components at any point in its production.
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.