Dimethicone Crosspolymer-3
AKA: Silicone Crosspolymer-3
Synthetic
Skin Conditioner
Silicone
Clean
Siloxanes and Silicones, dimethyl, ethylenebis(methyltrimethylsilyloxysilane) crosslinked
Form
Liquid
State
Solid
Functions
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Locks in moisture
Traditional Use
A modified silicone polymer developed in the late 20th century. Used in cosmetics to improve texture, provide mattifying effects, and enhance product spreadability.
EWG
2
CIR
Safe as used
Pregnancy
Yes
Restricted By
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Agencies
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: CosIng · EWG · CIR