What function does STEARAMIDOPROPYL BETAINE serve in cosmetics?

According to the EU CosIng inventory, STEARAMIDOPROPYL BETAINE carries the following function designation(s): ANTISTATIC, CLEANSING, FOAMING, HAIR CONDITIONING, SKIN CONDITIONING, SURFACTANT - CLEANSING, VISCOSITY CONTROLLING.

What other records share CAS 6179-44-8?

CAS 6179-44-8 may appear across multiple EU annex records. The CAS lookup page shows all Annex II–VI entries sharing this identifier, useful for identifying cross-annex regulatory status of the same chemical substance.

How do I check if my formula contains STEARAMIDOPROPYL BETAINE?

Use the INCI Checker to screen a full ingredient list across selected markets, or use the substance market comparison to review this identity across all supported market datasets.

InventoryRef 7896015/10/2010

STEARAMIDOPROPYL BETAINE

(Carboxymethyl)dimethyl-3-[(1-oxooctadecyl)amino]propylammonium hydroxide

STEARAMIDOPROPYL BETAINE is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

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Regulatory evidence by market

No rule for this ingredient has been imported for any of the 13 markets tracked here.

That describes this inventory, not the law. No imported rule is not evidence that an ingredient is permitted: a rule may exist under another name or identifier, or in a dataset not yet imported here.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 6179-44-8

CAS 6179-44-8PubChem CID 80317

Stearamidopropyl Betaine

The CIR Expert Panel concluded that the following ingredients are safe in cosmetics as long as they are formulated to be non-sensitizing, which may be based on a QRA...Stearamidopropyl Betaine... — Cosmetic Ingredient Review (CIR)

IUPAC name: 2-[dimethyl-[3-(octadecanoylamino)propyl]azaniumyl]acetate

Molecular formula: C25H50N2O3
Molecular weight: 426.7 g/mol
Exact mass: 426.38214346 Da
XLogP3: 8.6
Topological polar surface area: 69.2 Å²
Hydrogen-bond donors: 1
Hydrogen-bond acceptors: 3
Covalent units: 1
Defined stereocentres: 0

Also known as

1-Propanaminium, N-(carboxymethyl)-N,N-dimethyl-3-[(1-oxooctadecyl)amino]-, inner salt56Y0Z3W67K(Carboxymethyl)dimethyl-3-[(1-oxooctadecyl)amino]propylammonium hydroxide1-Propanaminium, N-(carboxymethyl)-N,N-dimethyl-3-((1-oxooctadecyl)amino)-, hydroxide, inner salt1-Propanaminium, N-(carboxymethyl)-N,N-dimethyl-3-((1-oxooctadecyl)amino)-, inner saltSTEARATE AMIDOPROPYLDIMETHYL ACETATE BETAINEDIMETHYLCARBOXYMETHYLENEPROPYLENEAMIDOSTEARATE-BETAINE(Carboxymethyl)dimethyl-3-((1-oxooctadecyl)amino)propylammonium hydroxide

16 more reported names

(CARBOXYMETHYL)DIMETHYL(3-STEARAMIDOPROPYL)AMMONIUM HYDROXIDE, INNER SALTDIMETHYL(CARBOXYMETHYL)(3-STEARAMIDOPROPYL)AMMONIUM HYDROXIDE INNER SALT1-Propanaminium, N-(carboxymethyl)-N,N-dimethyl-3-[(1-oxooctadecyl)amino]-, hydroxide, inner saltRefChem:889124STEARAMIDOPROPYL BETAINE [INCI]1-Propanaminium, N-(carboxymethyl)-N,N-dimethyl-3-(1-oxooctadecyl)amino-, inner saltStearoylamide Propylbetaine2-(dimethyl(3-stearamidopropyl)ammonio)acetate3-Stearoylamidopropyl betaineUNII-56Y0Z3W67KEINECS 228-227-2N-Stearylamidopropyl-N,N-dimethylbetaineN-(Carboxymethyl)-N,N-dimethyl-3-((1-oxooctadecyl)amino)-1-propan- aminium hydroxide, inner saltQVRMIJZFODZFNE-UHFFFAOYSA-NStearoyl amide propyl dimethyl glycine[Dimethyl(3-octadecanamidopropyl)azaniumyl]acetate

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

EPA DTXSID:DTXSID9064132

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Inventory details for STEARAMIDOPROPYL BETAINE

INCI name

STEARAMIDOPROPYL BETAINE

Description

(Carboxymethyl)dimethyl-3-[(1-oxooctadecyl)amino]propylammonium hydroxide

Record provenance

Inventory reference: 78960
Imported identity: STEARAMIDOPROPYL BETAINE
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for STEARAMIDOPROPYL BETAINE

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Key data

CAS

6179-44-8

228-227-2

Restriction

—

Function

ANTISTATIC: Preventing and/or reducing static electricity by neutralising electrical charge on surfaces.
CLEANSING: Helping to keep the body surface clean.
FOAMING: Trapping numerous small bubbles of air or other gas within a small volume of liquid by modifying the surface tension of the liquid.
HAIR CONDITIONING: Enhancing the appearance and feel of hair. Leaving the hair easy to comb, supple, soft and shiny and/or imparting volume, lightness, gloss, texture, etc.
SKIN CONDITIONING: Maintaining the skin in good condition.
SURFACTANT - CLEANSING: Wetting body surfaces, emulsifying or solubilizing oils, and suspending soil (generally, such ingredients contribute to the foaming and lathering properties of cleansing products).
VISCOSITY CONTROLLING: Increasing or decreasing the viscosity (thickness) of cosmetics.

Official EU ingredient-name evidence

The ingredient name exactly matches the official 2025 EU glossary of common ingredient names.

#27728 · STEARAMIDOPROPYL BETAINE

Ingredients with overlapping formulation functions

SODIUM TRIDECYLBENZENESULFONATECLEANSING, FOAMING, SURFACTANT - CLEANSING

SODIUM UNDECYLENOAMPHOACETATECLEANSING, FOAMING, HAIR CONDITIONING, SURFACTANT - CLEANSING, SURFACTANT - FOAM BOOSTING

SODIUM UNDECYLENOAMPHOPROPIONATECLEANSING, FOAMING, HAIR CONDITIONING, SURFACTANT - CLEANSING, SURFACTANT - FOAM BOOSTING

SOYAMIDOPROPYLAMINE OXIDECLEANSING, FOAMING, SURFACTANT - CLEANSING

STEARYL BETAINEANTISTATIC, CLEANSING, FOAMING, HAIR CONDITIONING, SKIN CONDITIONING, SURFACTANT - CLEANSING, SURFA…

SULFATED OLIVE OILCLEANSING, FOAMING, SURFACTANT - CLEANSING

SULFATED PEANUT OILCLEANSING, FOAMING, SURFACTANT - CLEANSING

TALLOW DIHYDROXYETHYL BETAINEANTISTATIC, CLEANSING, FOAMING, HAIR CONDITIONING, SKIN CONDITIONING, SURFACTANT - CLEANSING, VISCO…

Additional official and scientific sources

11 external databases to check this identity in

Each link searches that source for this identity. What each source is, and its legal weight

ECHA CHEM / Information on chemicals PubChem PUG REST EU Safety Gate cosmetic product alerts ECHA CHEM US EPA CompTox Cosmetic Ingredient Review safety assessments FDA Global Substance Registration System ILO/WHO International Chemical Safety Cards Japan NITE-CHRIP NIOSH Pocket Guide to Chemical Hazards OECD eChemPortal

How STEARAMIDOPROPYL BETAINE appears in the CosIng inventory

The CosIng inventory lists STEARAMIDOPROPYL BETAINE as a cosmetic ingredient and this page links it to 0 annex records. The inventory entry captures names and identifiers, while the annex records show where the substance is prohibited, restricted or positively listed in EU cosmetics law.

STEARAMIDOPROPYL BETAINE is also tagged with 7 cosmetic functions in the official data. Function labels describe intended use, but they do not replace regulatory review of linked annex records before formulation or labelling work.

Frequently asked questions

STEARAMIDOPROPYL BETAINE is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Absence of an annex link does not guarantee unrestricted use — always verify against the current official CosIng database before formulating.

According to the EU CosIng inventory, STEARAMIDOPROPYL BETAINE carries the following function designation(s):

CAS 6179-44-8 may appear across multiple EU annex records. Viewing the CAS lookup page shows all Annex II–VI entries sharing this identifier, which is useful for identifying cross-annex regulatory status of the same chemical substance.

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Source note for STEARAMIDOPROPYL BETAINE

This page reproduces the CosIng inventory entry for STEARAMIDOPROPYL BETAINE from public European Commission cosmetic ingredient materials and shows linked identifiers even when no direct annex match is currently attached.

Use this inventory page to research STEARAMIDOPROPYL BETAINE and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

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