Hair dye intermediate salt
M-PHENYLENEDIAMINE SULFATE
Safety score · 0–100
Avoid
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
The sulfate salt of m-phenylenediamine carries the same EU prohibition as its parent. It is not permitted in cosmetics due to documented sensitization, mutagenicity, and carcinogenicity concerns.
Skin benefits
- Sulfate salt historically used as oxidative hair dye precursor
- Improved solubility versus free base
- Produced dark color shades in permanent hair color
Known concerns
- Salt of EU-prohibited m-phenylenediamine, sharing same toxicity profile
- Strong sensitizer and suspected genotoxin
- Banned in EU cosmetics under Annex II
- Cross-reactivity with other phenylenediamine dyes
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Check your shelf
Find M-PHENYLENEDIAMINE SULFATE in your products.
Scan any cosmetic product with LuxSense to see if it contains M-PHENYLENEDIAMINE SULFATE and get a full ingredient breakdown with safety scores.
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.