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Antimicrobial

CETYLPYRIDINIUM CHLORIDE

CAS 123-03-5/ 6004-24-6 Updated
68

Safety score · 0–100

Fine

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

About

A quaternary ammonium antiseptic — mainly used in mouthwashes and oral care to reduce plaque and bacteria. Effective and well studied; downside is tooth staining with prolonged use.

Skin benefits

  • Effective oral antiseptic
  • Reduces dental plaque
  • Antimicrobial against oral bacteria
  • Used in mouthwash and lozenges

Known concerns

  • Can stain teeth with prolonged use
  • Cationic surfactant — irritating at high %
  • Bitter taste

References

EU

EU CosIng database

European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.

PC

PubChem

U.S. NIH compound data, GHS hazard codes and toxicity literature.

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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.