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Non-permitted azo dye

DIRECT YELLOW 12

CAS 2870-32-8
18

Safety score · 0–100

Avoid

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

Direct Yellow 12 is a stilbene azo dye approved for textile use but not for cosmetics. Azo dyes of this class can release carcinogenic amines and are excluded from the EU cosmetic colorant list.

Skin benefits

  • Provides bright yellow shade in textile and paper dyeing
  • Used industrially as a histological stain

Known concerns

  • Stilbene azo dye not listed in EU Annex IV permitted cosmetic colorants
  • Benzidine-type azo dyes can release carcinogenic aromatic amines
  • Skin contact may cause sensitisation and contact dermatitis
  • Prohibited from cosmetic use because outside the 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, so always read the physical product label and consult a healthcare professional for personal concerns.