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Hair Conditioning

ISOSTEAROYL HYDROLYZED KERATIN

Updated
74

Safety score · 0–100

Fine

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

About

Hydrolyzed keratin protein with a fatty isostearoyl tail — clings well to hair and skin, smoothing and conditioning. Animal-derived; otherwise low-risk at use levels.

Function

CLEANSINGHAIR CONDITIONINGSKIN CONDITIONINGSURFACTANT - CLEANSING

Skin benefits

  • Lipidated keratin protein for hair/skin substantivity
  • Conditioning film former
  • Smooths and protects cuticle

Known concerns

  • Animal-sourced (typically sheep wool) — vegan concern
  • Allergen risk for keratin-sensitive users
  • Composition varies by hydrolysis

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.