Ingredient deep-dive

Polysilicone-X: Is It a Microplastic?

Medium concernSilicone

Synthetic silicone polymer family used as film-formers in long-wear makeup.

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Polysilicone-X — common questions

Is Polysilicone-X a microplastic?

Yes — it is classified as a synthetic polymer. Synthetic silicone polymer family used as film-formers in long-wear makeup.

Related ingredients

Dimethicone

Silicone · Medium concern

Silicone polymer (polydimethylsiloxane). Not the same as solid microplastic but classed as a synthetic polymer; EU is consulting on tighter limits.

Cyclomethicone / Cyclopentasiloxane

Silicone · Medium concern

Cyclic siloxanes. D4 and D5 variants are EU-restricted in rinse-off products.

Trimethicone / Phenyl Trimethicone

Silicone · Low concern

Silicone polymer variant used for slip and shine.