What does Quaternium 14 do?

Used in cosmetics as an antimicrobial, a hair conditioner and a cleansing agent.

Is Quaternium 14 safe?

We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

beauty
cleaning
industrial

Quaternium 14

CAS 27479-28-3

Concern score

Not assessed — no hazard data yet.

Quaternium 14 in plain language

What it is: On cosmetic ingredient lists it appears as “QUATERNIUM-14”.
Also known as QUATERNIUM-14 · Ammonium, dodecyl(ar-ethylbenzyl)dimethyl-, chloride · Dimethyldodecylethylbenzyl ammonium chloride · Dodecyl(ethylbenzyl)dimethylammonium chloride · Dodecyldimethyl(ethylbenzyl)ammonium chloride · Lauryldimethyl(ethylbenzyl)ammonium chloride
Show all 9 names
dimethyl ethyl benzyl ammonium chloride · dodecyl dimethyl ethylbenzyl ammonium chloride · n-alkyl dimethyl ethylbenzylammonium chlorides
What it does: Used in cosmetics as an antimicrobial, a hair conditioner and a cleansing agent.
Antimicrobial
Hair conditioning
Cleansing
Antistatic
Surfactant
Conditioner
Is it a concern?: We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

Regulation

No restrictions found. Quaternium 14 appears in these published regulatory listings.

Recorded in these product areas

Found in consumer products
Cleaning
Industrial

EUCosIngActiveListed in CosIng inventory for cosmetic use.
- Listed in CosIng inventory for cosmetic use.Source →
USEPAcommercial use observedEPA CPDat observed this chemical in 32 composition records across product categories including Cleaning products and household care, Cleaning and safety, Construction and building materials. EPA CPDat classifies this chemical for functional uses including Surfactant (surface active agent), Biocide, Anti-static agent.
- EPA CPDat observed this chemical in 32 composition records across product categories including Cleaning products and household care, Cleaning and safety, Construction and building materials. EPA CPDat classifies this chemical for functional uses including Surfactant (surface active agent), Biocide, Anti-static agent.Source →

Expert safety opinions

No expert opinion on file for Quaternium 14. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

SCCS
EU Scientific Committee on Consumer Safety
No SCCS opinion on file.
CIR
Cosmetic Ingredient Review (US expert panel)
No CIR safety assessment on file.

Evidence & sources

No graded research studies for Quaternium 14 yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

3 data sources

Where this comes from

CosIng
regulatory · updated 2026-09-23
Open →
EPA Chemical and Products Database
exposure · updated 4 December 2007
Open →
EPA DSSTox Identifiers
chemistry · updated 2025-12-29
Open →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Where it has been recorded

How often EPA CPDat has listed Quaternium 14 in a product composition. These are source records, not Greenveil catalog products.

Source records

Named organisations

Cleaning products and household careCleaning and safetyConstruction and building materialsConstruction

Typical roles

AntimicrobialHair conditioningCleansingAntistaticSurfactantConditioner

See products using Quaternium 14 →