Allowed in EU

Propyl Trimethicone

A cosmetic ingredient used as humectant, skin conditioning, solvent in skincare, haircare, and personal-care products sold in the European Union.

What is it?

Siloxanes and silicones, propyl trimethylsilyloxy, trimethylsilyl terminated

What does it do?

Propyl Trimethicone is listed in the EU cosmetic ingredient inventory with the following declared functions:

  • Humectant

    draws moisture from the air or deeper skin layers to the surface, helping skin retain water

  • Skin conditioning

    improves the appearance, feel, and condition of skin

  • Solvent

    dissolves other ingredients into a uniform liquid phase

EU regulatory status

Propyl Trimethicone 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 Propyl Trimethicone?

Propyl Trimethicone is a cosmetic ingredient catalogued in the EU CosIng database. Siloxanes and silicones, propyl trimethylsilyloxy, trimethylsilyl terminated

Is Propyl Trimethicone allowed in cosmetics in the EU?

Yes. Propyl Trimethicone is allowed for use in cosmetic products in the EU under Regulation 1223/2009.

What does Propyl Trimethicone do in cosmetic products?

Propyl Trimethicone is declared in the EU cosmetic ingredient inventory with these functions: humectant, skin conditioning, solvent.

What is the CAS number of Propyl Trimethicone?

The CAS (Chemical Abstracts Service) number for Propyl Trimethicone is 60111-46-8.

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