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HYDROXYSTEARYL ALCOHOL

CAS 2726-73-0
80

Safety score · 0–100

Good

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

About

A high molecular weight hydroxy-substituted fatty alcohol with excellent skin conditioning properties.

Hydroxystearyl alcohol is a C18 fatty alcohol bearing a hydroxyl group on the stearyl chain, giving it both emollient and humectant properties. This high molecular weight fatty alcohol has minimal skin absorption and is considered highly skin-friendly. It is used in rich creams and emollient formulations for its luxurious skin feel. It is not restricted under EU cosmetics regulation and has no significant toxicity concerns.

Skin benefits

  • Emollient with humectant properties
  • Rich skin feel
  • Suitable for sensitive skin formulations

Known concerns

  • Very low concern ingredient
  • High molecular weight limits absorption

References

EU

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 — always read the physical product label and consult a healthcare professional for personal concerns.