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Dimethiconol/Silica Crosspolymer
AKA “Silicone-Silica Crosspolymer”
Ingredient
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Ingredient Facts
Dimethiconol/silica crosspolymer
AKA: Silicone-Silica Crosspolymer
Ingredient · Film Forming · EWG: 4
Synthetic
Occlusive
Silicone
Not Clean
Dimethiconol/Silica Crosspolymer is a copolymer of Dimethiconol and Silica
CAS #
-
Form
Powder
State
Solid
See origin →
Functions
Film Forming
Creates a physical seal on skin to lock moisture in and keep irritants out. The "slugging" ingredient — barrier protection.
Creates Protective Barrier
Traditional Use
A hybrid silicone-silica polymer developed in the late 20th century for cosmetics to create lighter textures with improved absorbency and a more natural feel on skin than conventional silicone polymers.
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: CosIng · EWG · CIR