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Cholesterol derivative

CHOLESTERYL CHLORIDE

CAS 910-31-6
55

Safety score · 0–100

Moderate

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

A chlorinated cholesterol derivative used in some haircare, makeup, and liquid-crystal cosmetic systems. Functional but with limited modern safety data compared with cholesterol esters.

Skin benefits

  • Used to support emulsion structure and texture in cosmetics
  • Cholesterol backbone provides skin-feel benefits
  • Can act as a liquid-crystal forming component

Known concerns

  • Organochloride derivative with sparse modern safety data
  • Less skin-affine than free cholesterol or cholesteryl esters
  • Limited transparency on impurity profile

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