Fatty acid methyl ester (emollient)
METHYL RICINOLEATE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
The methyl ester of ricinoleic acid from castor oil, used as a lightweight emollient and solubilizer. Skin-conditioning and generally well tolerated, with oxidation stability the main practical concern.
Skin benefits
- Castor-oil-derived emollient methyl ester
- Lightweight skin-conditioning feel
- Helps solubilize oil-soluble actives
- Good spreadability in formulations
Known concerns
- Castor allergy is rare but possible
- Highly unsaturated; oxidation can produce sensitizing degradation products
- Limited dedicated CIR review specific to methyl ester form
- Process residues from methylation possible
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve, so always read the physical product label and consult a healthcare professional for personal concerns.