CosIng Checker
CosIng Checker
EU cosmetic ingredients, restrictions and safety
Login
Annex IV Entry 134 14/08/2020

Iron oxide

CI 77489

Iron oxide appears in Annex IV as a positive-list colorant entry for EU cosmetics.

Search similar Back to annex Compare
Permitted colorant— Annex IV, EU Regulation 1223/2009
Entry: 134

Record details

Colour index or glossary

CI 77489

Chemical name

Iron oxide

Chemical / IUPAC name

Iron oxide

Color

Orange

Regulatory information

Regulation

(EC) 2009/1223

Identified ingredients

Key data

CAS
1345-25-1
EC
215-721-8
Annex
IV
Entry number
134

Inventory links for Iron oxide

Inventory Restriction reference
Ref 32828

CI 77489

CAS: 1345-25-1
EC: 215-721-8
Inventory Shared CAS number
Ref 32829

CI 77491

CAS: 1309-37-1 / 1317-61-9 / 1345-27-3 / 52357-70-7 / 1345-25-1
EC: 215-168-2 / 215-277-5 / 215-722-3 / 257-870-1 / 215-721-8
Inventory Shared CAS number
Ref 32831

CI 77499

CAS: 12227-89-3 / 1309-37-1 / 1317-61-9 / 1345-25-1 / 1345-27-3 / 52357-70-7
EC: 235-442-5 / 215-168-2 / 215-277-5 / 215-721-8 / 215-722-3 / 257-870-1

Direct matches are limited for this record, so nearby entries from Annex IV are shown as well.

Annex IV 135
Shared CAS number

CI 77491

CAS: 1345-25-1; 1345-27-3; 1309-37-1; 1317-61-9; 52357-70-7
EC: -; 215-722-3; 215-168-2; -; 257-870-1
Annex IV 137
Shared CAS number

CI 77499

CAS: 12227-89-3; 1309-37-1; 1317-61-9; 1345-25-1; 1345-27-3; 52357-70-7
EC: 235-442-9; 215-168-2; 215-277-5; 215-721-8; 215-722-3; 257-870-1
Annex IV 133
Nearby record in the same annex

CI 77480

CAS: 7440-57-5
EC: 231-165-9
Annex IV 132
Nearby record in the same annex

CI 77400

CAS: 7440-50-8
EC: 231-159-6
Annex IV 136
Nearby record in the same annex

CI 77492

CAS: 51274-00-1
EC: 257-098-5
Annex IV 131
Nearby record in the same annex

CI 77346

CAS: 1345-16-0
Annex IV 130
Nearby record in the same annex

CI 77289

CAS: 12001-99-9
Annex IV 138
Nearby record in the same annex

CI 77510

CAS: 25869-00-5
EC: 237-875-5
Annex IV 129
Nearby record in the same annex

CI 77288

CAS: 1308-38-9
EC: 215-160-9
Annex IV 139
Nearby record in the same annex

CI 77713

CAS: 546-93-0; 7757-69-9
EC: 208-915-9; 231-817-2

What Annex IV means for Iron oxide

Iron oxide is an approved colorant listed in Annex IV of EU Cosmetics Regulation 1223/2009. Only colorants on this positive list may be used to colour cosmetic products on the EU market.

Some colorants in Annex IV are restricted by product type — for example, prohibited from use around the eyes or in products applied to mucous membranes. Check the product type and conditions fields above before use.

This record is linked to 3 CosIng inventory ingredients for name and identifier cross-reference. The page also surfaces 10 related annex records with overlapping identifiers, annex logic or naming patterns.

Compliance checklist

  • Confirm colorant is used only in permitted product types listed above.
  • Record the Colour Index number and CAS identifier in the ingredient declaration.

Frequently asked questions

Yes. Iron oxide is included in Annex IV of EU Cosmetics Regulation 1223/2009 as a permitted colorant. Only colorants on this positive list may be used to colour cosmetic products in the EU. Check the product type conditions above for any use restrictions.

CAS 1345-25-1 is the unique numerical identifier assigned to Iron oxide by the Chemical Abstracts Service. In cosmetic compliance work, the CAS number is used to cross-reference the substance across regulatory databases, raw material specifications and safety assessment reports. Multiple EU annex entries may share the same CAS number if the same substance appears under different conditions or in different annexes.

Use the INCI Checker tool on this site to paste your full ingredient list (INCI) and scan it against all Annex II–VI entries. The tool highlights any ingredients that match restricted, prohibited or allergen-flagged records. This is useful for rapid compliance screening of finished product formulas or raw material declarations.
Open INCI Checker

Source note for Annex IV record Iron oxide

This page summarizes one Annex IV record for Iron oxide from public European Commission cosmetic materials and adds linked inventory or identifier matches when available.

Use this record page to review Annex IV conditions for Iron oxide, but confirm any final regulatory decision against the current official annex wording and source files.

View sourcesView updates

Tools & next steps

Check your formula

Paste a full INCI list to detect Iron oxide and other flagged EU annex records in one pass.

INCI Checker

Compare entries

Compare Iron oxide side by side with another annex record to review differences in restrictions, concentrations and annex placement.

Compare

Browse the annex

See all records in Annex IV and compare regulatory conditions across substances in this annex.

Open Annex IV