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HYDROXYPROPYLTRIMONIUM HYDROLYZED WHEY

CAS -
80

Safety score · 0–100

Good

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

About

A whey protein-derived quaternary ammonium conditioning agent that deposits protein and cationic charge to damaged hair and skin surfaces.

A hydrolyzed whey protein grafted with hydroxypropyltrimmonium functionality, providing substantive protein conditioning. Whey protein is a well-characterized food-grade protein with no EU Annex restrictions. The quaternary ammonium moiety is common to many approved cosmetic conditioning agents.

Skin benefits

  • Deposits amino acids and peptides to damaged sites
  • Conditions and strengthens hair
  • Improves skin smoothness

Known concerns

  • Whey (dairy) allergy consideration for sensitive individuals
  • Generally well tolerated

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.