Is ACETIC ACID safe to use in EU cosmetics?

ACETIC ACID 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 64-19-7?

CAS 64-19-7 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 ACETIC ACID?

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 3157203/08/2020

ACETIC ACID

Acetic acid

ACETIC ACID 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 64-19-7

CAS 64-19-7PubChem CID 176

Acetic Acid

Acetic acid is a simple monocarboxylic acid containing two carbons. It has a role as a protic solvent, a food acidity regulator, an antimicrobial food preservative and a Daphnia magna metabolite. It is a conjugate acid of an acetate. — ChEBI

IUPAC name: acetic acid

Molecular formula: C2H4O2
Molecular weight: 60.05 g/mol
Exact mass: 60.021129366 Da
XLogP3: -0.2
Topological polar surface area: 37.3 Å²
Hydrogen-bond donors: 1
Hydrogen-bond acceptors: 2
Covalent units: 1
Defined stereocentres: 0

Also known as

ethanoic acidEthylic acidVinegar acidAcetic acid glacialGlacial acetic acidAcetic acid, glacialMethanecarboxylic acidAcetasol

16 more reported names

EssigsaeureAcide acetiqueAci-jelAzijnzuurAceticum acidumKyselina octovaAcido aceticoOctowy kwasHOAcOrlexethoic acidEthanoic acid monomerFEMA No. 2006Orthoacetic acidAcetopyrineAcopyrine

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

ChEBI:CHEBI:15366
ChEBI:CHEBI:47622
ChEMBL:CHEMBL539
EPA DTXSID:DTXSID5024394
PubMed:23125696
PubMed:23125695
PubMed:23125651
PubMed:23125642
PubMed:23125620
PubMed:23125590
PubMed:23124754
PubMed:23124341
PubMed:23124340
PubMed:23122501
PubMed:23122500
PubMed:23122405

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 ACETIC ACID

INCI name

ACETIC ACID

INN name

acetic acid

Ph. Eur. name

acidum aceticum

Description

Acetic acid

Record provenance

Inventory reference: 31572
Imported identity: ACETIC ACID
Source update: 03/08/2020

European Commission CosIng source notes

Annex records for ACETIC ACID

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Key data

CAS

64-19-7

200-580-7

Restriction

—

Function

BUFFERING: Stabilising the pH of an aqueous medium in a narrow range even if an acid or base is added. Altering and/or maintaining a cosmetic product's pH at the desired level.
FRAGRANCE: Imparting an odour or taste. Creating a perceivable pleasant smell and/or masking a bad smell.

Official EU ingredient-name evidence

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

#559 · ACETIC ACID

Ingredients with overlapping formulation functions

1,6-HEXANEDIAMINEBUFFERING

2-AMINOBUTANOLBUFFERING

ACETYL MANDELIC ACIDBUFFERING

ADIPIC ACIDBUFFERING, FRAGRANCE

ALSTONIA SCHOLARIS BARK EXTRACTBUFFERING, SKIN PROTECTING

ALUMINUM GLYCINATEASTRINGENT, BUFFERING

ALUMINUM LACTATEASTRINGENT, BUFFERING, DEODORANT

ALUMINUM TRIFORMATEBUFFERING

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 ACETIC ACID appears in the CosIng inventory

The CosIng inventory lists ACETIC ACID 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.

ACETIC ACID 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

ACETIC ACID 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, ACETIC ACID carries the following function designation(s):

CAS 64-19-7 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 ACETIC ACID

This page reproduces the CosIng inventory entry for ACETIC ACID 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 ACETIC ACID 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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