PEG-8 Dimethicone/Polysorbate 20 Crosspolymer
AKA: Polyethylene Glycol 8 Dimethicone/Polysorbate 20 Crosspolymer
Synthetic
Emulsifier
Silicone
Not Clean
PEG-8 Dimethicone/Polysorbate 20 Crosspolymer is a copolymer of a complex mixture of esters formed from the reaction of PEG-8 Dimethicone and Polysorbate 20 crosslinked with Succinic Acid
CAS #
-
Form
Liquid
State
Solid
Functions
Emulsion Stabilising
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Stabilizes Emulsion
Reduces Inflammation
Locks In Moisture
Fights Bacteria
Keeps product blended
Traditional Use
Advanced hybrid polymer created in the late 20th century combining silicone and sorbitan-based emulsification technologies. Developed to provide superior texture, water resistance, and stability in modern cosmetic formulations including serums and primers.
EWG
4
CIR
Safe as used
Pregnancy
Yes
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-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: CosIng · EWG · CIR