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Preservative

HYDROXYDICHLORODIPHENYL ETHER

CAS 3380-30-1 Updated
30

Safety score · 0–100

Caution

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

About

A chlorinated phenol antimicrobial similar to triclosan. Causes serious eye damage and is very toxic to aquatic life — not a preservative we recommend.

Function

ANTIMICROBIAL

Skin benefits

  • Halogenated phenolic antimicrobial
  • Effective preservative
  • Active at low concentrations

Known concerns

  • GHS H318 — causes serious eye damage
  • Very toxic to aquatic life (H400/H410)
  • Halogenated phenol — bioaccumulation and ecotoxicity
  • Triclosan-class compound under regulatory scrutiny

References

EU

EU CosIng database

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

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Check your shelf

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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.