CheckVegan

Is Perfluorononanoic Acid vegetarian?

Perfluorononanoic Acid

Vegetarian Vegetarian
Vegan Vegan

Perfluorononanoic acid (PFNA) is a synthetic perfluorinated carboxylic acid used industrially as a surfactant and processing aid, along with its sodium and ammonium salts; it is persistent, bioaccumulative and of regulatory concern.

Also known as 21049-39-8, 4149-60-4, Ammonium perfluorononanoate, Perfluorononan-1-oic acid, Sodium perfluorononanoate
INCI name Perfluorononanoic Acid
CAS number 375-95-1
EC number 206-801-3
CosIng ID 98558
Last reviewed 10 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