SOLVENT BLUE 35
Safety score · 0–100
Moderate
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
Solvent Blue 35 is a cosmetic ingredient used in product formulations. Exercise caution due to limited available safety data.
Solvent Blue 35 (CI 61551) is a synthetic anthraquinone-based hair dye colorant restricted under EU Cosmetics Regulation 1223/2009 Annex II/389. Hair dye substances in Annex II are prohibited for use in cosmetic products except for certain oxidative hair dye precursors used in combination with appropriate couplers. The substance carries restrictions on maximum concentration and requires cautionary labelling for patch testing due to sensitization potential.
Known concerns
- EU Annex II/389 restricted hair dye
- Potential skin sensitization
- Patch test recommended/consumers advised
- Severe allergic reactions possible in sensitized individuals
References
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 — always read the physical product label and consult a healthcare professional for personal concerns.