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Banned Substance

Ethanol, 2,2′-[[3- methyl-4-[(E)-(4- nitrophenyl)azo] phenyl]imino]bis-

CAS 3179-89-3 Updated
10

Safety score · 0–100

Avoid

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

About

Disperse Red 1, an industrial textile azo dye. Known contact allergen with genotoxicity flags; not approved as a cosmetic colorant in the EU.

Skin benefits

  • No legitimate cosmetic benefit

Known concerns

  • Established contact sensitizer
  • Genotoxicity reported in literature
  • Aromatic-amine release on reduction
  • Not on EU Annex IV positive list

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.