Is FERRIC CITRATE safe to use in EU cosmetics?

FERRIC CITRATE 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 3522-50-7?

CAS 3522-50-7 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 FERRIC CITRATE?

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 3392615/10/2010

FERRIC CITRATE

1,2,3-Propanetricarboxylic acid, 2-hydroxy-, iron (3+) salt (1:1)

FERRIC CITRATE 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 3522-50-7

CAS 3522-50-7PubChem CID 61300

Ferric citrate

IUPAC name: 2-hydroxypropane-1,2,3-tricarboxylate;iron(3+)

Molecular formula: C6H5FeO7
Molecular weight: 244.94 g/mol
Exact mass: 244.938463 Da
Topological polar surface area: 141.0 Å²
Hydrogen-bond donors: 1
Hydrogen-bond acceptors: 7
Covalent units: 2
Defined stereocentres: 0

Also known as

Iron(III) citrateZerenexferrum citricumFexericIron citrate, FeC6H5O7Iron(III) citrate tribasicIron(III)-citrateIron (III) citrate

16 more reported names

UNII-63G354M39ZJTT 751JTT-751Iron, (hydrogen citrato(3-))-KRX-0502Citric acid, iron saltferric citrate anhydrousEINECS 222-536-6EINECS 249-117-063G354M39ZNSC 112227Citric acid, iron(3+) salt (1:1)1,2,3-Propanetricarboxylic acid, 2-hydroxy-, iron(3+) salt (1:1)CCRIS 6843iron(3+) 2-hydroxypropane-1,2,3-tricarboxylate1,2,3-Propanetricarboxylic acid, 2-hydroxy-, iron salt

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

EPA DTXSID:DTXSID0037657

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 FERRIC CITRATE

INCI name

FERRIC CITRATE

Description

1,2,3-Propanetricarboxylic acid, 2-hydroxy-, iron (3+) salt (1:1)

Record provenance

Inventory reference: 33926
Imported identity: FERRIC CITRATE
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for FERRIC CITRATE

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Key data

CAS

3522-50-7

222-536-6

Restriction

—

Function

SKIN CONDITIONING: Maintaining the skin in good condition.

Official EU ingredient-name evidence

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

#10450 · FERRIC CITRATE

Ingredients with overlapping formulation functions

FARFUGIUM JAPONICUM STEM EXTRACTSKIN CONDITIONING

FELDSPAR POWDERABRASIVE, SKIN CONDITIONING

FERMENTED VEGETABLEHUMECTANT, SKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT

FEROCACTUS WISLIZENI EXTRACTSKIN CONDITIONING

FERRIC HEXAPEPTIDE-35SKIN CONDITIONING

FERRIC TETRACARBOXYPHTHALOCYANINESKIN CONDITIONING

FERROCENYLMETHYL METHACRYLATE/METHACRYLIC ACID COPOLYMERSKIN CONDITIONING, UV FILTER

FERROUS ASPARTATESKIN CONDITIONING

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 FERRIC CITRATE appears in the CosIng inventory

The CosIng inventory lists FERRIC CITRATE 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.

FERRIC CITRATE 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

FERRIC CITRATE 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, FERRIC CITRATE carries the following function designation(s):

SKIN CONDITIONING

CAS 3522-50-7 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 FERRIC CITRATE

This page reproduces the CosIng inventory entry for FERRIC CITRATE 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 FERRIC CITRATE 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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