Dimethicone/Silsesquioxane Copolymer
Dimethicone/Silsesquioxane Copolymer appears on 2 ingredient lists in our database, most often in face makeups.
What it triggers
- Vegan originYesno animal source
- 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 Dimethicone/Silsesquioxane Copolymer, its silicone-free answer is No. Nothing else changes.
What it does
Dimethicone/Silsesquioxane Copolymer appears on 2 ingredient lists in our database, most often in face makeups.
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: film forming, hair conditioning, hair fixing
Products with Dimethicone/Silsesquioxane Copolymer
in 2 products
Colorstay Fond de Teint - Peaux Mixtes / Grasses - IvoireColorstay · face makeup
Revlon Colorstay™ Foundation 110 IvoryRevlon · face makeup
Showing 2 of 2 products with this ingredient, most scanned first.
In the EU ingredient database
- film forming
- hair conditioning
- hair fixing
- film forming: Producing (upon application) a continuous film on the skin, hair or nails.
- hair conditioning: Enhancing the appearance and feel of hair. Leaving the hair easy to comb, supple, soft and shiny and/or imparting volume, lightness, gloss, texture, etc.
- hair fixing: Permitting physical control of hair style.
CAS 68440-84-6
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.




