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Preservative

SODIUM PHENOXIDE

CAS 139-02-6 Updated
22

Safety score · 0–100

Caution

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

About

Sodium salt of phenol used as a preservative — but it is corrosive to skin and eyes and phenol is readily absorbed. Modern preservatives have superseded it for safety reasons.

Function

ANTIMICROBIAL

Skin benefits

  • Antimicrobial preservative activity

Known concerns

  • Causes severe skin burns and eye damage in raw form
  • Phenol-based — readily absorbed and toxic
  • Inhalation and ingestion hazards
  • Modern preservatives are vastly safer

References

EU

EU CosIng database

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

Related preservatives

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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.