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Colorant

PONCEAU SX

CAS 4548-53-2 Updated
55

Safety score · 0–100

Moderate

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

About

Red sulfonated azo dye (CI 14700, FD&C Red No. 4). Approved in the EU for general cosmetic use and in the US only for externally-applied products — not for lips or eye area.

Function

HAIR DYEING

Skin benefits

  • Bright red colorant
  • Listed in EU Annex IV (CI 14700)
  • Approved for external cosmetics

Known concerns

  • Sulfonated azo dye structure
  • FDA bars use near eye/lip area
  • Possible sensitization at high %

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.