What does Tetrapotassium etidronate do?

Used in cosmetics as a chelating agent.

Is Tetrapotassium etidronate safe?

We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

beauty
cleaning
industrial

Tetrapotassium etidronate

CAS 67953-76-8

Also registered as 1 other CAS number

14860-53-8

Tetrapotassium etidronate chemical structure

Concern score

Not assessed — no hazard data yet.

Tetrapotassium etidronate in plain language

What it is: Also known as Etidronate tetrapotassium · Potassium etidronate · Tetrapotassium (1-hydroxyethane-1,1-diyl)bis(phosphonate) · tetrapotassium;1,1-diphosphonatoethanol · (1-Hydroxyethylidene)bisphosphonic acid, potassium salt · (1-Hydroxyethylidene)diphosphonic acid, tetrapotassium salt
Show all 13 names
1-Hydroxylethanediphosphonic acid, potassium salt · Ec 267-956-0 · Ethane-1-hydroxy-1,1-diphosphonic acid, tetrapotassium salt · potassium salt Hydroxyethylidene diphosphonic acid · Phosphonic acid, (1-hydroxyethylidene)bis-, potassium salt · Tetrapotassium 1-HYDROXYETHANE-1,1-DIPHOSPHONATE · Tetrapotassium (1-hydroxyethylidene)bisphosphonate
What it does: Used in cosmetics as a chelating agent.
Chelating
Chelating agent
Is it a concern?: We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

Regulation

No restrictions found. Tetrapotassium etidronate appears in these published regulatory listings.

Recorded in these product areas

Found in consumer products
Cleaning
Industrial

EUCosIngActiveRestriction: III/53
- Restriction: III/53Source →
USEPAcommercial use observedEPA CPDat observed this chemical in 3 composition records across product categories including Cleaning and safety. EPA CPDat classifies this chemical for functional uses including Chelating agent.
- EPA CPDat observed this chemical in 3 composition records across product categories including Cleaning and safety. EPA CPDat classifies this chemical for functional uses including Chelating agent.Source →
USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
- openFDA substance registry classifies this ingredient as chemical.Source →

Expert safety opinions

No expert opinion on file for Tetrapotassium etidronate. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

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.

Evidence & sources

No graded research studies for Tetrapotassium etidronate 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

CosIng
regulatory · updated 2026-09-23
Open →
EPA Chemical and Products Database
exposure · updated August 07, 2015
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.

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 Tetrapotassium etidronate in a product composition. These are source records, not Greenveil catalog products.

Source records

Named organisations

Cleaning and safety

Typical roles

ChelatingChelating agent

See products using Tetrapotassium etidronate →