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Ricinoleic acid

CAS 8040-35-5

Also registered as 7 other CAS numbers

17026-54-9 · 25607-48-1 · 45260-83-1 · 2226968-94-9 · 2408423-15-2 · 141-22-0 · 7431-95-0

Ricinoleic acid chemical structure

Concern score

Not assessed — no hazard data yet.

Ricinoleic acid in plain language

What it is

Also known as (9Z,12R)-12-Hydroxyoctadec-9-enoic acid · (Z,12R)-12-hydroxyoctadec-9-enoic acid · D-12-HYDROXYOLEIC acid · (9Z,12R)-12-HYDROXY-9-OCTADECENOIC acid · (R)-12-Hydroxyoleic acid · (r)-ricinoleic acid

Show all 24 names

(Z,R)-12-hydroxyoctadec-9-enoic acid · (cis,R)-12-hydroxyoctadec-9-enoic acid · 12-D-Hydroxy-9-cis-octadecenoic acid · 12-HYDROXY-9-OCTADECENOIC acid, (9Z,12R)- · 12-Hydroxy-9-octadecenoic acid · 12-Hydroxy-cis-9-octadecenoic acid · 12-Hydroxyoctadeca-9-enoic acid · 12-hydroxyoleic acid · 12R-hydroxy-9Z-octadecenoic acid · 9-Octadecenoic acid, 12-hydroxy-, (9Z, 12R)- · 9-Octadecenoic acid, 12-hydroxy-, (Z)- · Acide ricinoleique · Kyselina ricinolova · Oleic acid, 12-hydroxy- · Ricinic acid · Ricinoleate · Ricinolic acid · l'acide ricinoleique

What it does

Used in cosmetics as an emollient, an emulsifier and a cleansing agent.

  • Emollient
  • Emulsifying
  • Cleansing
  • Emulsifier
  • Surfactant
  • Conditioner
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. Ricinoleic acid appears in these published regulatory listings.

  • Inactive ingredient in US drugs

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • EUCosIngActiveListed in CosIng inventory for cosmetic use.
    • Listed in CosIng inventory for cosmetic use.Source →
  • USEPAcommercial use observedEPA CPDat observed this chemical in 1 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Surfactant (surface active agent), Softener and conditioner, Emulsifier.
    • EPA CPDat observed this chemical in 1 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Surfactant (surface active agent), Softener and conditioner, Emulsifier.Source →
  • USFDAinactive ingredient databaseRoute: VAGINAL; Dosage form: GEL; Potency: 1 %w/w
    • Route: VAGINAL; Dosage form: GEL; Potency: 1 %w/wSource →
  • 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 Ricinoleic acid. 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 Ricinoleic acid yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

7 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 Inactive Ingredient Database

    regulatory · updated 2026-01-09

    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 Ricinoleic acid in a product composition. These are source records, not Greenveil catalog products.

Source records

1

Named organisations

5

Typical roles

EmollientEmulsifyingCleansingEmulsifierSurfactantConditioner
See products using Ricinoleic acid →

Catalog

Found in these products

Cosmetic and personal-care products that list Ricinoleic acid are shown first. Their ingredient lists include Ricinoleic acid; each product's own rating depends on its whole formula, so it is shown on the product page, not here.