Is Polyglutamic Acid vegetarian?
Polyglutamic Acid
Vegetarian
Vegetarian
Vegan
Vegan
Polyglutamic Acid (PGA) is a biopolymer of the amino acid glutamic acid, typically produced by bacterial fermentation, used in cosmetics as a moisturizing and film-forming agent.
| Also known as | Gamma-PGA, Gamma-Polyglutamic Acid, PGA, Polyglutamic Acid |
|---|---|
| INCI name | Polyglutamic Acid |
| CAS number | 25736-27-0 |
| CosIng ID | 58365 |
| 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.