CheckVegan

Is Tannic Acid vegetarian?

Tannic Acid

Vegetarian Vegetarian
Vegan Vegan

Tannic acid is a specific form of tannin, a polyphenolic compound composed of polygalloyl glucose or quinic acid esters, commercially extracted from plant sources such as tara pods, gallnuts, or sumac leaves.

Also known as Gallotannic Acid, Tannin
INCI name Tannic Acid
E number E181
INS number 181
CAS number 1401-55-4
EC number 215-753-2
CosIng ID 38472
Last reviewed 9 July 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.

Report an issue