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STEARYL PG-TRIMONIUM CHLORIDE

CAS -
65

Safety score · 0–100

Fine

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

About

Stearyl Pg-trimonium Chloride is a cosmetic ingredient. Exercise caution due to limited available safety data.

Stearyl PG-Trimonium Chloride is a quaternary ammonium salt with a propyl PG (polypropylene glycol) linkage and a stearyl hydrophobic chain. Quaternary ammonium compounds (quats) are widely used as conditioning and antistatic agents. The Stearyl PG-Trimonium Chloride is not specifically restricted in EU cosmetics law but quats can be skin sensitizers at high concentrations.

Skin benefits

  • Effective hair conditioning and detangling
  • Reduces static electricity
  • Improves skin feel in rinse-off products

Known concerns

  • Potential skin sensitization at high concentrations
  • May cause eye irritation

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.