Film Former
SODIUM POLYSTYRENE SULFONATE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A sulfonated polystyrene polymer used as a film former and conditioner. High molecular weight limits skin absorption; main concern is environmental microplastic.
Function
Skin benefits
- Film former and rheology modifier
- Stable polymer with cosmetic use history
- Anti-static properties for hair
Known concerns
- Synthetic polymer/microplastic concern in rinse-off
- Possible residual styrene monomer
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related film formers
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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.