Is SEPIOLITE safe to use in EU cosmetics?

SEPIOLITE is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Always verify against the current official CosIng database before formulating.

What other records share CAS 63800-37-3?

CAS 63800-37-3 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 SEPIOLITE?

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 8627515/10/2010

SEPIOLITE

Meerschaum

SEPIOLITE 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 63800-37-3

CAS 63800-37-3PubChem CID 155804690

Sepiolite

Sepiolite is a mineral with formula of Mg4Si6O15(OH)2·6H2O. The IMA symbol is Sep. — RRUFF Project

IUPAC name: tetramagnesium;tris(oxido-[oxido(oxo)silyl]oxy-oxosilane);dihydroxide;hexahydrate

Molecular formula: H14Mg4O23Si6
Molecular weight: 647.83 g/mol
Exact mass: 645.7943127 Da
Topological polar surface area: 276.0 Å²
Hydrogen-bond donors: 8
Hydrogen-bond acceptors: 23
Covalent units: 15
Defined stereocentres: 0

Also known as

PANGELY7P6EAZ56YRefChem:884902264-465-3Aid PlusAid Plus GAid Plus ML 100DAid Plus ML 100W

16 more reported names

Aid Plus ML 50DAid Plus ML 60DAid Plus PMAid Plus PMCAid Plus PMWAid Plus SAid Plus SPHexal HMeerschaumMilcon EMilcon LSMilcon MS 2Milcon PMilcon PSMilcon SPMilcon SS

Open full PubChem record PubChem annotations 3D structure image

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 SEPIOLITE

INCI name

SEPIOLITE

Description

Meerschaum

Record provenance

Inventory reference: 86275
Imported identity: SEPIOLITE
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for SEPIOLITE

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Key data

CAS

63800-37-3

264-456-3

Restriction

—

Function

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.

#25604 · SEPIOLITE

Ingredients with overlapping formulation functions

SD ALCOHOL 40-AASTRINGENT, SOLVENT, VISCOSITY CONTROLLING

SD ALCOHOL 40-BASTRINGENT, SOLVENT, VISCOSITY CONTROLLING

SD ALCOHOL 40-CASTRINGENT, SOLVENT, VISCOSITY CONTROLLING

SD ALCOHOL 46ASTRINGENT, SOLVENT, VISCOSITY CONTROLLING

SESAMIDE DEASURFACTANT - CLEANSING, SURFACTANT - FOAM BOOSTING, VISCOSITY CONTROLLING

SESAMIDE DIPASURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING, VISCOSITY CONTROLLING

SESAMIDOPROPYL BETAINEANTISTATIC, CLEANSING, HAIR CONDITIONING, SKIN CONDITIONING, SURFACTANT - CLEANSING, SURFACTANT - F…

SHEA BUTTER GLYCERIDESEMULSION STABILISING, HAIR CONDITIONING, SKIN CONDITIONING, SURFACTANT - CLEANSING, SURFACTANT - EM…

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 SEPIOLITE appears in the CosIng inventory

The CosIng inventory lists SEPIOLITE 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.

SEPIOLITE is also tagged with 1 cosmetic function 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

SEPIOLITE 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, SEPIOLITE carries the following function designation(s):

VISCOSITY CONTROLLING

CAS 63800-37-3 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 SEPIOLITE

This page reproduces the CosIng inventory entry for SEPIOLITE 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 SEPIOLITE 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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Tools & next steps

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