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Hair Dye

2-METHYL-5-HYDROXYETHYLAMINOPHENOL

CAS 55302-96-0
32

Safety score · 0–100

Caution

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

An oxidative hair-dye coupler used in permanent colours. SCCS lists it as a sensitiser and restricts concentration; not safe for skin-contact cosmetics.

Function

HAIR DYEING

Skin benefits

  • Effective oxidative hair dye coupler
  • Used in permanent hair coloring

Known concerns

  • Skin sensitiser — patch test required
  • SCCS-restricted concentration
  • Not suitable for skin contact products
  • Can cause allergic dermatitis

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.