Nitroaromatic hair dye
4-NITRO-M-PHENYLENEDIAMINE SULFATE
Safety score · 0–100
Caution
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
4-Nitro-m-phenylenediamine sulfate is a nitroaromatic direct hair dye with documented mutagenicity in bacterial assays. It faces EU regulatory restriction or prohibition due to genotoxicity and sensitization concerns.
Skin benefits
- Direct hair dye producing reddish brown shades
- Sulfate salt improves solubility in formulations
- Provides color without oxidation step
Known concerns
- Nitroaromatic diamine with documented mutagenicity in bacterial tests
- Restricted or prohibited in EU hair dye applications
- Skin sensitization potential
- Cross-reactivity with related nitro-phenylenediamines
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Same plant / compound family
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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.