CheckVegan

Is Octyl Polystyrene Oxide/PEG-10 Copolymer Phosphate vegetarian?

Octyl Polystyrene Oxide/PEG-10 Copolymer Phosphate

Vegetarian Vegetarian
Vegan Vegan

Octyl Polystyrene Oxide/PEG-10 Copolymer Phosphate is a synthetic phosphate ester copolymer of styrene oxide and ethylene oxide, capped with an octyl group, used as an emulsifier in cosmetic formulations.

Also known as Oxirane, 2-phenyl-, polymer with oxirane, mono(dihydrogen phosphate), octyl ether
INCI name Octyl Polystyrene Oxide/PEG-10 Copolymer Phosphate
CAS number 308336-62-1
CosIng ID 93514
Last reviewed 4 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