Surfactant
XYLENE SULFONIC ACID
Safety score · 0–100
Moderate
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
An aromatic sulfonate that helps cleansing formulas stay clear and pourable. A processing aid more than an active — generally rinse-off only, with irritation potential if used neat.
Function
Skin benefits
- Hydrotrope improves clarity of cleansing formulas
- Helps disperse poorly soluble surfactants
- Lowers viscosity in concentrated systems
Known concerns
- Skin and eye irritant in undiluted form
- Corrosive at high concentrations
- Limited rinse-off application
- Potential for residual benzene-related impurities
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related surfactants
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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.