What does Potassium caprylate do?

Used in cosmetics as an emulsifier and a cleansing agent. Potassium Caprylate is the potassium salt of caprylic acid.

Is Potassium caprylate safe?

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

beauty
industrial

Potassium caprylate

CAS 146837-11-8

Also registered as 2 other CAS numbers

937811-14-8 · 764-71-6

Concern score

Not assessed — no hazard data yet.

Potassium caprylate in plain language

What it is: Also known as potassium salt Caprylic acid · Potassium octanoate · Caprylic acid potassium salt · Octanoic acid, potassium salt (1:1) · Potassium n-octanoate · Potassium octylate
Show all 15 names
AKOS006220435 · Ec 686 · FP158289 · K 977 · potassium salt Octanoic acid · Potassium octoate · Rlefzewkmqqzoa-uhfffaoysa-m · UNII-7CND0TX59N · octanoic acid potassium
What it does: Used in cosmetics as an emulsifier and a cleansing agent. Potassium Caprylate is the potassium salt of caprylic acid.
Emulsifying
Cleansing
Emulsifier
Surfactant
Lubricant
Anti-caking 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. Potassium caprylate appears in these published regulatory listings.

Recorded in these product areas

Found in consumer products
Industrial

EUCosIngActivePotassium Caprylate is the potassium salt of caprylic acid that conforms to the formula
- Potassium Caprylate is the potassium salt of caprylic acid that conforms to the formulaSource →
USEPAcommercial use observedEPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Surfactant (surface active agent), Emulsifier, Anti-caking agent.
- EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Surfactant (surface active agent), Emulsifier, Anti-caking 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 Potassium caprylate. 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 Potassium caprylate 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 January 7, 2008
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 Potassium caprylate in a product composition. These are source records, not Greenveil catalog products.

Named organisations

Typical roles

EmulsifyingCleansingEmulsifierSurfactantLubricantAnti-caking agent

See products using Potassium caprylate →