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CAS 13329-67-4 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.

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InventoryRef 5917315/10/2010

SODIUM HYDROXYSTEARATE

Sodium salt of Hydroxystearic Acid

SODIUM HYDROXYSTEARATE 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 13329-67-4

CAS 13329-67-4PubChem CID 23686579

Sodium Hydroxystearate

The CIR Expert Panel concluded that the following ingredients are safe in the present practices of use andconcentration described in the safety assessment when formulated to be non-irritating and non-sensitizing, which may be basedon a QRA...Sodium Hydroxystearate... — Cosmetic Ingredient Review (CIR)

IUPAC name: sodium 12-hydroxyoctadecanoate

Molecular formula: C18H35NaO3
Molecular weight: 322.5 g/mol
Exact mass: 322.24838926 Da
Topological polar surface area: 60.4 Å²
Hydrogen-bond donors: 1
Hydrogen-bond acceptors: 3
Covalent units: 2
Defined stereocentres: 0

Also known as

Octadecanoic acid, 12-hydroxy-, monosodium salt12-Hydroxystearic acid, sodium saltMonosodium 12-hydroxystearateUNII-41MQN4869VOctadecanoic acid, 12-hydroxy-, sodium salt (1:1)41MQN4869VEINECS 236-374-9RefChem:183935

13 more reported names

(+-)-SODIUM HYDROXYSTEARATESODIUM HYDROXYSTEARATE [INCI]SODIUM HYDROXYSTEARATE, (+-)-236-374-9sodium;12-hydroxyoctadecanoatesodium 12-hydroxystearateC18H35NaO3NTVDGBKMGBRCKB-UHFFFAOYSA-M(+/-)-SODIUM HYDROXYSTEARATESODIUM HYDROXYSTEARATE, (+/-)-AS-57713DB-231799Octadecanoic acid, 12-hydroxy-, sodium salt

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External database identifiers

EPA DTXSID:DTXSID30884592

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 SODIUM HYDROXYSTEARATE

INCI name

SODIUM HYDROXYSTEARATE

Description

Sodium salt of Hydroxystearic Acid

Record provenance

Inventory reference: 59173
Imported identity: SODIUM HYDROXYSTEARATE
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for SODIUM HYDROXYSTEARATE

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Key data

CAS

13329-67-4

236-374-9

Restriction

—

Function

CLEANSING: Helping to keep the body surface clean.
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).

Official EU ingredient-name evidence

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

#26688 · SODIUM HYDROXYSTEARATE

Ingredients with overlapping formulation functions

SODIUM HYDROXYPROPYLPHOSPHATE LAURYLGLUCOSIDE CROSSPOLYMERCLEANSING, SURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING, SURFACTANT - FOAM BOOSTING, SURFACTANT…

SODIUM HYDROXYPROPYLSULFONATE COCOGLUCOSIDE CROSSPOLYMERCLEANSING, SKIN CONDITIONING, SURFACTANT - EMULSIFYING, SURFACTANT - FOAM BOOSTING, SURFACTANT - HY…

SODIUM HYDROXYPROPYLSULFONATE DECYLGLUCOSIDE CROSSPOLYMERCLEANSING, SURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING, SURFACTANT - FOAM BOOSTING, SURFACTANT…

SODIUM HYDROXYPROPYLSULFONATE LAURYLGLUCOSIDE CROSSPOLYMERCLEANSING, SURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING, SURFACTANT - FOAM BOOSTING, SURFACTANT…

SODIUM ISETHIONATEANTISTATIC, CLEANSING, HAIR CONDITIONING, SKIN CONDITIONING

SODIUM ISOSTEARATECLEANSING, SURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING

SODIUM ISOSTEARETH-11 CARBOXYLATECLEANSING, SURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING

SODIUM ISOSTEARETH-6 CARBOXYLATECLEANSING, SURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING

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 SODIUM HYDROXYSTEARATE appears in the CosIng inventory

The CosIng inventory lists SODIUM HYDROXYSTEARATE 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.

SODIUM HYDROXYSTEARATE is also tagged with 2 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

SODIUM HYDROXYSTEARATE 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, SODIUM HYDROXYSTEARATE carries the following function designation(s):

CAS 13329-67-4 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 SODIUM HYDROXYSTEARATE

This page reproduces the CosIng inventory entry for SODIUM HYDROXYSTEARATE 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 SODIUM HYDROXYSTEARATE 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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