Allowed in EU

Undecanoic Acid

A cosmetic ingredient used as anti-sebum, cleansing, fragrance in skincare, haircare, and personal-care products sold in the European Union.

What is it?

Undecanoic acid

What does it do?

Undecanoic Acid is listed in the EU cosmetic ingredient inventory with the following declared functions:

  • Anti-sebum

    helps regulate or reduce excess sebum (oil) on the skin

  • Cleansing

    helps remove dirt, oil, makeup, and other contaminants from skin or hair

  • Fragrance

    provides scent or masks the natural odour of other ingredients

  • Surfactant - cleansing

    surfactant whose primary cosmetic role is cleansing — the active workhorse in soaps, shampoos, and body washes

  • Surfactant - emulsifying

    surfactant that forms and stabilises emulsions of oil and water — without it, creams and lotions would separate

EU regulatory status

Undecanoic Acid 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 Undecanoic Acid?

Undecanoic Acid is a cosmetic ingredient catalogued in the EU CosIng database. Undecanoic acid

Is Undecanoic Acid allowed in cosmetics in the EU?

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

What does Undecanoic Acid do in cosmetic products?

Undecanoic Acid is declared in the EU cosmetic ingredient inventory with these functions: anti-sebum, cleansing, fragrance, surfactant - cleansing, surfactant - emulsifying.

What is the CAS number of Undecanoic Acid?

The CAS (Chemical Abstracts Service) number for Undecanoic Acid is 112-37-8.

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