Is Stearyl Tartrate vegan?

Stearyl Tartrate

Unconfirmed

Stearyl Tartrate is an emulsifier produced by esterifying stearyl alcohol with tartaric acid. Stearyl alcohol may be derived from animal or vegetable sources, while tartaric acid is typically plant-derived (from grapes). It is used in bakery products and food as a dough conditioner.

Also known as Octadecyl Tartrate, Stearyl Palmityl Tartrate
E number E483
CAS number 90053-38-6
Last reviewed 16 April 2026

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.