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Preservative

CAPRYLHYDROXAMIC ACID

CAS 7377-03-9 Updated
80

Safety score · 0–100

Good

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

About

A coconut-derived hydroxamic acid that chelates iron and boosts mild preservation. Skin-pH friendly and well tolerated; common in paraben-free, low-irritation formulas.

Function

CHELATING

Skin benefits

  • Mild preservative booster
  • Chelates iron — boosts other preservatives
  • Works at skin pH

Known concerns

  • Rare contact sensitization
  • Limited public toxicology dataset

References

EU

EU CosIng database

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

PC

PubChem

U.S. NIH compound data, GHS hazard codes and toxicity literature.

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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.