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Colorant

ACID GREEN 25

CAS 4403-90-1 Updated
68

Safety score · 0–100

Fine

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

About

A synthetic anthraquinone-based green colorant approved in the EU under Annex IV. Sensitization risk is low but possible; impurity controls and use restrictions are standard for this dye class.

Function

COLORANT

Skin benefits

  • Provides green color in cosmetic formulations
  • EU-permitted colorant under Annex IV
  • Stable anthraquinone chemistry

Known concerns

  • Synthetic anthraquinone dye
  • Potential skin sensitizer
  • Use conditions and impurity limits apply
  • Not for eye area in some markets

References

EU

EU CosIng database

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

Related colorants

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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.