Is CHALK safe to use in EU cosmetics?

CHALK 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 function does CHALK serve in cosmetics?

According to the EU CosIng inventory, CHALK carries the following function designation(s): ABRASIVE, ABSORBENT, BULKING, OPACIFYING, VISCOSITY CONTROLLING.

What other records share CAS 13397-25-6?

CAS 13397-25-6 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 CHALK?

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 3262815/10/2010

CHALK

Naturally occurring substances, chalk

CHALK 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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Exact external identity check

not_found

No complete-name PubChem match was verified. The material may be a mixture, trade-style INCI identity or be indexed under another identifier; this result must not be read as proof that no related chemistry exists.

Exact CosIng INCI name equals a PubChem synonym · Checked 2026-08-31

Inventory details for CHALK

INCI name

CHALK

Description

Naturally occurring substances, chalk

Record provenance

Inventory reference: 32628
Imported identity: CHALK
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for CHALK

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Key data

CAS

13397-25-6

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Restriction

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Function

ABRASIVE: Removing unwanted tissue or foreign materials from various body surfaces, including mechanical tooth cleaning and/or gloss improvement.
ABSORBENT: Taking up water- and/or oil-soluble (dissolved or finely dispersed) substances.
BULKING: Non-reactive (chemically inert), solid ingredients that dilute other solids and/or increase the volume of cosmetic products.
OPACIFYING: Reducing transparency or translucency of cosmetics.
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.

#6054 · CHALK

Ingredients with overlapping formulation functions

CARBOXYMETHYL CAPROOYL CHITOSANABSORBENT, FILM FORMING, HUMECTANT, SOLVENT, SURFACTANT - CLEANSING

CARNAUBA ACID WAXABSORBENT, BINDING, FILM FORMING, VISCOSITY CONTROLLING

CELLULOSEABSORBENT, BULKING, OPACIFYING, VISCOSITY CONTROLLING

CEREUS GRANDIFLORUS SEED POWDERABSORBENT, ANTIOXIDANT, SKIN CONDITIONING, SKIN PROTECTING

CHAMOMILLA RECUTITA MERISTEM CELL CULTURE EXTRACTABSORBENT, ANTIOXIDANT, SKIN CONDITIONING, SKIN PROTECTING

CHARCOALABRASIVE; ABSORBENT; DEODORANT; OPACIFYING

CHARCOAL POWDERABRASIVE, ABSORBENT, OPACIFYING

CITRUS AURANTIUM DULCIS PEEL POWDERABSORBENT

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 CHALK appears in the CosIng inventory

The CosIng inventory lists CHALK 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.

CHALK is also tagged with 5 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

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

CAS 13397-25-6 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.

View CAS records

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

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Source note for CHALK

This page reproduces the CosIng inventory entry for CHALK 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 CHALK 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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