Polyphenylsilsesquioxane
Polyphenylsilsesquioxane appears on 2 ingredient lists in our database, most often in sunscreens.
What it triggers
- Vegan originNot sureorigin not on file
- FragranceNonot a perfume ingredient
- ParabenNonot a preservative of this family
- SulfateNonot a sulfate surfactant
- SiliconeYesthis is a silicone
- AlcoholNonot a drying alcohol
If a product lists Polyphenylsilsesquioxane, its silicone-free answer is No. Nothing else changes.
What it does
Polyphenylsilsesquioxane appears on 2 ingredient lists in our database, most often in sunscreens.
On the label it counts as silicone, which is why a product that lists it cannot be silicone-free.
We have not written the plain-language note for this ingredient yet; the facts above come straight from how it is classified.
Functions: binding, film forming, opacifying
Products with Polyphenylsilsesquioxane
in 2 products
- no photoEadem Le Chouchou Lip Spftening Balm Fig SauceEadem · sunscreen
- no photoEadem Le Chouchou Lip Softening Balm Guava FrescaEadem · lip balm
Showing 2 of 2 products with this ingredient, most scanned first.
In the EU ingredient database
- binding
- film forming
- opacifying
- binding: Providing adhesive properties during and after compression in cosmetic tablets and/or cakes.
- film forming: Producing (upon application) a continuous film on the skin, hair or nails.
- opacifying: Reducing transparency or translucency of cosmetics.
CAS 70131-69-0
Not on a restricted-substances annex. Listed as an allowed cosmetic ingredient.
Source: CosIng, European Commission. Informative, no legal value; the regulation text is the reference.




