Film Former
SODIUM ZINC POLYITACONATE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A zinc-containing polymer (sodium zinc salt of polyitaconic acid) used as a film former and mild astringent. Class is well-tolerated; specific data on this polymer is limited.
Function
Skin benefits
- Polymeric chelator and film former
- Provides mild astringent zinc action
- Helps stabilise formulas
Known concerns
- Sparse cosmetic safety literature
- Zinc residues may irritate at high levels
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.