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Preservative

MEA-BENZOATE

CAS 4337-66-0
50

Safety score · 0–100

Moderate

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

The monoethanolamine salt of benzoic acid — a preservative restricted under EU Annex III because the MEA moiety can react with nitrosating agents to form nitrosamines. Better alternatives exist.

Function

PRESERVATIVE

Skin benefits

  • Antimicrobial preservation
  • Buffers acid systems
  • Soluble in aqueous bases

Known concerns

  • MEA secondary amine can form nitrosamines
  • EU Annex III restriction
  • Possible skin sensitization
  • Better preservatives available

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.