Polysilicone-15
Polydimethylsiloxane with pendant ethylhexyl methoxycinnamate groups
Polymeric UVB filter (Parsol SLX trade name by DSM); large polymer molecule does not penetrate skin; contains cinnamate chromophore tethered to silicone backbone; excellent safety profile due to non-absorption.
Function & Common Use
UV Filter; Sunscreen; Film former
UV Filters
Silicone-based sunscreens, SPF foundations, water-resistant SPF formulas
Synthetic
Concentration Limits
10%
10%
N/A
10%
Format restriction: None
Baby restriction: No
Pregnancy: No
IFRA: No
Frequently Asked Questions
Is Polysilicone-15 safe to use in skincare?
Polysilicone-15 has a Low concern rating from The Clean Sheet. Polymeric UVB filter (Parsol SLX trade name by DSM); large polymer molecule does not penetrate skin; contains cinnamate chromophore tethered to silicone backbone; excellent safety profile due to non-absorption.
Is Polysilicone-15 allowed in India?
Polysilicone-15 is currently classified as "Permitted" under Indian cosmetics regulations. The maximum permitted concentration is 10%.
What is Polysilicone-15 used for in cosmetics?
Polysilicone-15 functions as: UV Filter; Sunscreen; Film former. It is commonly found in: Silicone-based sunscreens, SPF foundations, water-resistant SPF formulas.
Can Polysilicone-15 cause an allergic reaction?
Yes. Polysilicone-15 has an allergen flag (No). If you have sensitive skin or known fragrance/contact allergies, patch-test products containing this ingredient before full use.
Is Polysilicone-15 safe for babies?
Polysilicone-15 has baby/child restrictions: No. Avoid using products containing this ingredient on infants unless specifically formulated and labelled for baby use.
Regulatory Status
EU Annex: Annex VI (UV filter)
Identifiers
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