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Antimicrobial

PIROCTONE

CAS 50650-76-5
70

Safety score · 0–100

Fine

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

Piroctone (and its olamine salt) is an anti-dandruff active that targets Malassezia yeast. SCCS-cleared at restricted levels; standard alternative to zinc pyrithione.

Skin benefits

  • Effective anti-dandruff active
  • Antimicrobial against Malassezia
  • Cleared by SCCS in rinse-off

Known concerns

  • Aquatic toxicity
  • Restricted use levels in EU
  • Mild irritant in concentrate

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.