Hair dye coupler
M-AMINOPHENOL SULFATE
Safety score · 0–100
Moderate
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
m-Aminophenol sulfate is a permitted but restricted oxidative hair dye coupler that produces warm brown shades. EU regulation limits its concentration in finished hair color due to documented sensitization potential.
Skin benefits
- Used as oxidative hair dye coupler for warm reddish brown shades
- Salt form improves solubility in dye formulations
- Listed in EU Annex III with concentration limits for hair dye use
Known concerns
- Documented skin sensitizer causing contact dermatitis
- Restricted to maximum on-head concentration in EU permanent hair color
- Cross-reactivity with related aminophenols possible
- Patch testing recommended before use
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related hair dye couplers
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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.