Acrylates/Polytrimethylsiloxymethacrylate Copolymer is a silicone-acrylate hybrid polymer used in cosmetics to form a flexible, water-resistant film on the skin. It improves wear, transfer-resistance and longevity in products such as sunscreens, foundations and long-lasting makeup.
| Reported effect | How often | Notes |
|---|---|---|
Mild skin irritation | Rare | Occasional transient redness or stinging, generally in sensitive individuals. |
Contact dermatitis / allergic reaction | Very rare | Isolated sensitization reports; acrylate polymers are generally low-allergenicity in cured/finished form. |
Comedogenicity or pore congestion | Rare | Occlusive film may contribute to clogged pores in acne-prone users, though largely formulation-dependent. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.