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Antioxidant

PYRROLOQUINOLINE QUINONE ALLYL ESTER

CAS 175429-96-6 Updated
62

Safety score · 0–100

Fine

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

About

An ester of pyrroloquinoline quinone (PQQ) used as an antioxidant. Quinone class is reactive; cosmetic-specific safety data is thin, so it sits in the cautious yellow band.

Function

ANTIOXIDANT

Skin benefits

  • Antioxidant activity (PQQ derivative)
  • Mitochondrial support claims
  • Skin conditioning

Known concerns

  • Sparse cosmetic safety data
  • Quinone-class oxidative reactivity
  • No CIR/SCCS dossier yet

References

EU

EU CosIng database

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

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CYATHUSAL B
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 62
CYATHUSAL C
Antioxidant

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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.