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GREENVEIL

  • beauty

Potassium undecylenate

CAS 6159-41-7

Concern score

Not assessed — no hazard data yet.

Potassium undecylenate in plain language

What it is

Also known as potassium salt Undecylenic acid

What it does

Used in cosmetics as a preservative, an emulsifier and a cleansing agent. Potassium Undecylenate is the potassium salt of Undecylenic Acid.

  • Preservative
  • Emulsifying
  • Cleansing
Is it a concern?
We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

What we know about this ingredient

Canonical ingredient record built from 1 public-source records.

Regulation

No restrictions found. Potassium undecylenate appears in these published regulatory listings.

  • EUCosIngActivePotassium Undecylenate is the potassium salt of Undecylenic Acid. Restriction: V/18
    • Potassium Undecylenate is the potassium salt of Undecylenic Acid. Restriction: V/18Source →

Expert safety opinions

No expert opinion on file for Potassium undecylenate. 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 undecylenate yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

1 data source

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    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.