CHOLESTERYL ISOSTEARATE
Safety score · 0–100
Good
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
An ester of cholesterol and isostearic acid used as a premium emollient and thickener in cosmetic formulations, providing a smooth non-greasy skin feel with excellent tolerability.
Cholesteryl isostearate is a cholesteryl ester widely used in high-end cosmetic and pharmaceutical topical formulations as an emollient, viscosity-controlling agent, and emulsion stabilizer. It is not subject to EU cosmetic restrictions and has an excellent safety profile, with structural similarity to natural skin lipids making it particularly well-tolerated on sensitive skin.
Skin benefits
- Premium emollient with smooth, non-greasy sensory profile
- Viscosity-controlling and emulsion-stabilizing agent
- High skin compatibility due to lipid-ester structure
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.