Allowed in EU

C12-17 Alkyl Ketene Dimer

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

What is it?

Fatty acids, tallow, hydrogenated, dimers, diketene derivs.,2-Oxetanone, 3-C12-16-alkyl-4-C13-17-alkylidene derivs.

What does it do?

C12-17 Alkyl Ketene Dimer is listed in the EU cosmetic ingredient inventory with the following declared functions:

  • Hair conditioning

    improves the appearance, feel, and manageability of hair

  • Hair fixing

    holds hair in a desired style, typically through a flexible film coating each strand

  • Skin conditioning

    improves the appearance, feel, and condition of skin

  • Surface modifier

    alters the surface properties of solid particles (e.g. pigments) so they disperse better in the formulation

EU regulatory status

C12-17 Alkyl Ketene Dimer 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 C12-17 Alkyl Ketene Dimer?

C12-17 Alkyl Ketene Dimer is a cosmetic ingredient catalogued in the EU CosIng database. Fatty acids, tallow, hydrogenated, dimers, diketene derivs.,2-Oxetanone, 3-C12-16-alkyl-4-C13-17-alkylidene derivs.

Is C12-17 Alkyl Ketene Dimer allowed in cosmetics in the EU?

Yes. C12-17 Alkyl Ketene Dimer is allowed for use in cosmetic products in the EU under Regulation 1223/2009.

What does C12-17 Alkyl Ketene Dimer do in cosmetic products?

C12-17 Alkyl Ketene Dimer is declared in the EU cosmetic ingredient inventory with these functions: hair conditioning, hair fixing, skin conditioning, surface modifier.

Related ingredients

Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 19/05/2020