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Film Former

POLYSILICONE-15

CAS 207574-74-1
78

Safety score · 0–100

Fine

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

A silicone polymer (Parsol SLX) used as a photostabilizer in sunscreens and as a smoothing film former. Skin-tolerant with no significant irritation flags.

Function

LIGHT STABILIZERUV ABSORBERUV FILTER

Skin benefits

  • UV-protective benzylidene silicone (Parsol SLX)
  • Photostable with sunscreen actives
  • Smooth water-resistant skin feel
  • Helps boost SPF wear

Known concerns

  • Mainly a processing aid
  • Silicone — limited environmental degradation
  • Limited cosmetic-specific public data

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

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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.