Chelating Agent
HYDROXY METHYLPHENYLPYRIDINONE
Safety score · 0–100
Moderate
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A hydroxypyridinone-class molecule used in cosmetics as a chelator/preservative booster and sometimes as a hair-color coupler. Limited public safety data; sensitization potential is plausible.
Function
Skin benefits
- Antimicrobial / preservative-booster activity
- Iron-chelating action
- Used as a hair-dye coupler in some formulas
Known concerns
- Hydroxypyridinone class has known sensitization potential
- Limited public cosmetic safety review
- Used as a couple in oxidative hair color — sensitizer risk
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.