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Colorant

SOLVENT RED 3

CAS 6535-42-8
22

Safety score · 0–100

Caution

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

Solvent Red 3 (Fat Brown B) — an azo red dye banned for use in EU hair products under Regulation 344/2013. Azo class concerns about aromatic amine cleavage. Avoid.

Skin benefits

  • Provides red color

Known concerns

  • Banned for use in hair dye products in EU (Regulation 344/2013)
  • Azo dye class — concerns about aromatic amine cleavage
  • Not on EU Annex IV permitted cosmetic colorant list
  • Restricted cosmetic use globally

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.