Allowed in EU

Styrene/methylstyrene Copolymer

A cosmetic ingredient used as binding, depilatory in skincare, haircare, and personal-care products sold in the European Union.

What is it?

Ethenyl-benzene and (1-methyl-ethenyl) benzene copolymer

What does it do?

Styrene/methylstyrene Copolymer is listed in the EU cosmetic ingredient inventory with the following declared functions:

  • Binding

    holds the components of a formulation together, especially in pressed powders and compact makeup

  • Depilatory

    removes unwanted body hair, typically by breaking down the hair shaft

EU regulatory status

Styrene/methylstyrene Copolymer is allowed for use in cosmetic products in the European Union under Regulation 1223/2009. It is not subject to a specific Annex restriction at the time of writing.

Frequently asked questions

What is Styrene/methylstyrene Copolymer?

Styrene/methylstyrene Copolymer is a cosmetic ingredient catalogued in the EU CosIng database. Ethenyl-benzene and (1-methyl-ethenyl) benzene copolymer

Is Styrene/methylstyrene Copolymer allowed in cosmetics in the EU?

Yes. Styrene/methylstyrene Copolymer is allowed for use in cosmetic products in the EU under Regulation 1223/2009.

What does Styrene/methylstyrene Copolymer do in cosmetic products?

Styrene/methylstyrene Copolymer is declared in the EU cosmetic ingredient inventory with these functions: binding, depilatory.

What is the CAS number of Styrene/methylstyrene Copolymer?

The CAS (Chemical Abstracts Service) number for Styrene/methylstyrene Copolymer is 9011-11-4 / 37218-15-8.

Related ingredients

Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 15/10/2010