Chelating Agent
POTASSIUM HYDROGEN CAPRYLHYDROXAMATE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A hydroxamic-acid-based chelating agent often paired with caprylyl glycol as a "natural" preservative-boosting alternative to EDTA. Generally well-tolerated, though hydroxamic acids carry some sensitization potential at higher levels.
Function
Skin benefits
- Effective chelating agent for metal ions
- Acts as a natural alternative to EDTA
- Provides preservation boost in low-pH systems
- Often used with caprylyl glycol
Known concerns
- Hydroxamic acids can be mild skin sensitizers
- Performance is pH-dependent
- Limited long-term human safety studies
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related chelating agents
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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.