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Preservative

AMMONIUM BENZOATE

CAS 1863-63-4 Updated
70

Safety score · 0–100

Fine

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

About

An ammonium salt of benzoic acid used as a preservative and pH buffer. Considered low risk at cosmetic levels; PubChem GHS lists mild eye and skin irritation.

Function

PRESERVATIVE

Skin benefits

  • Antimicrobial preservative
  • Buffering agent
  • Long history in food and cosmetics

Known concerns

  • GHS H319 Eye Irrit Cat 2A and H315 Skin Irrit Cat 2 reported
  • Possible mild contact irritation
  • Benzoate sensitivity in rare users

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 — always read the physical product label and consult a healthcare professional for personal concerns.