Quaternium-24
A cosmetic ingredient used as antimicrobial, antistatic, surfactant - cleansing in skincare, haircare, and personal-care products sold in the European Union.
What is it?
Decyldimethyloctylammonium chloride
What does it do?
Quaternium-24 is listed in the EU cosmetic ingredient inventory with the following declared functions:
-
Antimicrobial
kills or inhibits the growth of microorganisms
-
Antistatic
reduces static electricity, mostly in hair products to keep strands smooth and manageable
-
Surfactant - cleansing
surfactant whose primary cosmetic role is cleansing — the active workhorse in soaps, shampoos, and body washes
EU regulatory status
Quaternium-24 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 Quaternium-24?
Quaternium-24 is a cosmetic ingredient catalogued in the EU CosIng database. Decyldimethyloctylammonium chloride
Is Quaternium-24 allowed in cosmetics in the EU?
Yes. Quaternium-24 is allowed for use in cosmetic products in the EU under Regulation 1223/2009.
What does Quaternium-24 do in cosmetic products?
Quaternium-24 is declared in the EU cosmetic ingredient inventory with these functions: antimicrobial, antistatic, surfactant - cleansing.
What is the CAS number of Quaternium-24?
The CAS (Chemical Abstracts Service) number for Quaternium-24 is 32426-11-2.
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