The ingredient, explained

Polysilicone-15

Dimethicodiethylbenzalmalonate; Siloxanes and silicones, dimethyl, 3--4--2‚2-di-ethoxycarbonyl-ethenyl-phenoxy-propen-2-yl methyl, 3--4--2‚2-di-ethoxycarbonyl-ethenyl-phenoxy-propen-1-yl methyl, trimethylsilyl terminated

UV filter

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Ingredient guide

What it is and what it does

About this ingredient: EU CosIng ingredient registry (via Open Beauty Facts taxonomy) ↗

UV filter: Filters some UV radiation. The ingredient label does not establish a finished product's SPF or UVA protection.

Function definitions: European Commission ingredient function definitions (SCCNFP/0299/00, pages 16 to 20) ↗

Registry functions describe possible formulation roles, not results for a finished product. A dictionary entry is not an approval or a safety assessment.

A closer look

What the research shows

We have not yet published a checked study for this exact ingredient. This is a gap in our coverage, not a finding that research does not exist or that the ingredient is ineffective.

Ingredient research is not proof that a product containing this ingredient works.

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