Cosmadex
Allowed in EU

Oleyl Betaine

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

What is it?

9-(Z)-Octadecenaminium, N-(carboxymethyl)-N,N-dimethyl-, inner salt

What does it do?

Oleyl Betaine is listed in the EU cosmetic ingredient inventory with the following declared functions:

  • Antistatic

    reduces static electricity, mostly in hair products to keep strands smooth and manageable

  • Cleansing

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

  • Hair conditioning

    improves the appearance, feel, and manageability of hair

  • Skin conditioning

    improves the appearance, feel, and condition of skin

  • Surfactant - cleansing

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

  • Surfactant - foam boosting

    surfactant that increases the volume or stability of foam produced by other surfactants in the same formulation

EU regulatory status

Oleyl Betaine 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 Oleyl Betaine?

Oleyl Betaine is a cosmetic ingredient catalogued in the EU CosIng database. 9-(Z)-Octadecenaminium, N-(carboxymethyl)-N,N-dimethyl-, inner salt

Is Oleyl Betaine allowed in cosmetics in the EU?

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

What does Oleyl Betaine do in cosmetic products?

Oleyl Betaine is declared in the EU cosmetic ingredient inventory with these functions: antistatic, cleansing, hair conditioning, skin conditioning, surfactant - cleansing, surfactant - foam boosting.

What is the CAS number of Oleyl Betaine?

The CAS (Chemical Abstracts Service) number for Oleyl Betaine is 871-37-4.

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