CheckVegan

Is Paraformaldehyde vegan?

Paraformaldehyde

Vegan Vegan
Vegetarian Vegetarian

Paraformaldehyde is the smallest polyoxymethylene, a polymerization product of formaldehyde with a typical degree of polymerization of 8-100 units, used as a preservative and disinfectant. It is a synthetic chemical with no animal origin.

INCI name Paraformaldehyde
CAS number 30525-89-4
EC number 608-494-5
CosIng ID 97759
Last reviewed 10 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.

Report an issue