Film Former
4-PCA DIMETHICONE/BIS-VINYLDIMETHICONE CROSSPOLYMER
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A pyrrolidone-modified silicone crosspolymer used for soft-focus skin finish. Silicones are inert and well tolerated topically; environmental persistence is the main concern.
Function
Skin benefits
- Soft-focus skin feel
- Film-forming
- Sebum absorption potential
Known concerns
- Silicone biodegradability concerns
- Low cosmetic-toxicity but environmental persistence
- Limited public PCA-modified silicone data
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, so always read the physical product label and consult a healthcare professional for personal concerns.