Is Ferrocyanide safe?

We haven't assessed a concern score for this ingredient yet.

beauty
food
industrial

Ferrocyanide

CAS 13408-63-4

Also registered as 3 other CAS numbers

55318-23-5 · 55448-40-3 · 60927-30-2

Concern score

Not assessed — no hazard data yet.

Ferrocyanide in plain language

What it is: Also known as Ferrocyanide ion · Unii-flx0vic39Y · Ferrocyanate · Hexacyanoferrate · HEXACYANOFERRATE(4-) ion · Hexacyanoferrate(ii)
Show all 15 names
iron(2+) hexacyanide · FERRATE(4-), hexakis(cyano-.kappa.c)-, (OC-6-11)- · Ferrate(4-), hexacyano- · Ferrate(4-), hexakis(cyano-C)-, (OC-6-11)- · Ferrate(4-), hexakis(cyano-κC)-, (OC-6-11)- (9CI) · Hexacyanoferrate(4-) · Hexacyanoiron(II) · Q1963663 · iron(2+);hexacyanide
What it does: We don't have a plain-language description for Ferrocyanide yet.
Is it a concern?: We haven't assessed a concern score for this ingredient yet.

Regulation

No restrictions found. Ferrocyanide appears in these published regulatory listings.

Recorded in these product areas

Found in consumer products
Beauty
Industrial

EUEFSAEvaluatedEFSA OpenFoodTox substance characterisation is available. Molecular formula: C6FeN6-4.
- EFSA OpenFoodTox substance characterisation is available. Molecular formula: C6FeN6-4.Source →
USEPAcommercial use observedEPA CPDat observed this chemical in 39 composition records across product categories including Personal care, Construction.
- EPA CPDat observed this chemical in 39 composition records across product categories including Personal care, Construction.Source →
USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
- openFDA substance registry classifies this ingredient as chemical.Source →

Expert safety opinions

Independent scientific assessments cited by the records we hold, with the year and link where the record gives one.

SCCS
EU Scientific Committee on Consumer Safety
No SCCS opinion on file.
CIR
Cosmetic Ingredient Review (US expert panel)
No CIR safety assessment on file.
JECFA
Joint FAO/WHO Expert Committee on Food Additives
No JECFA evaluation on file.
EFSA
European Food Safety Authority
- EFSA OpenFoodTox substance characterisation is available. Molecular formula: C6FeN6-4.
  2023 · EU EFSA listing · Read the source →

Evidence & sources

No graded research studies for Ferrocyanide yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

6 data sources

Where this comes from

EFSA OpenFoodTox
regulatory · updated 2026-10-04
Open →
EPA Chemical and Products Database
exposure · updated September 2013
Open →
EPA DSSTox Identifiers
chemistry · updated 2025-12-29
Open →
FDA GSRS UNII
registry · updated 2026-02-26
Open →
openFDA Substance
registry · updated 2026-05-24
Open →
PubChem Live Enrichment
chemistry · updated 2026-05-17
Open →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Food use

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Where it has been recorded

How often EPA CPDat has listed Ferrocyanide in a product composition. These are source records, not Greenveil catalog products.

Source records

Named organisations

Personal careConstruction

See products using Ferrocyanide →