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Colorant

BASIC BLUE 7

CAS 2390-60-5
28

Safety score · 0–100

Caution

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

A cationic blue dye (CI 42595) with genotoxicity concerns. EU does not list it as an approved cosmetic colorant — generally not recommended for skincare.

Function

HAIR DYEING

Skin benefits

  • Vivid blue dye
  • Used in some hair colorants

Known concerns

  • Possible genotoxicity, animal data
  • Restricted/banned in cosmetics in EU
  • Skin and eye irritant
  • Not on EU Annex IV positive list for cosmetics

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.