Film Former
TRIMETHYLSILOXY POLYPHENYLSILSESQUIOXANE SILICATE
Safety score · 0–100
Good
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A rigid phenyl silicone resin used in lipsticks, foundations and skincare to create durable, glossy films that resist heat and water. Inert, high-MW, non-penetrating silicate network; very well tolerated on skin.
Function
Skin benefits
- Forms heat-resistant, durable films
- Improves color-cosmetic wear time
- Provides high refractive index for gloss
Known concerns
- Not biodegradable
- Heavy silicone resin can feel occlusive at high use
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.