PEG-2 Distearate

AKA: Diethylene glycol distearate, 109-30-8, Witconol CAD, OCTADECANOIC ACID, OXYDI-2, 1-ETHANEDIYL ESTER, 2-[2-(octadecanoyloxy)ethoxy]ethyl octadecanoate, 2-(2-(octadecanoyloxy)ethoxy)ethyl octadecanoate, 1'-(Oxydi-2, 1-ethanediyl) dioctadecanoate
Plant-Derived
Cleanser
Emulsifier
Not Clean
OriginDerived from coconut, palm kernel, or soybean oils as the primary natural starting materials. Synthesized through polyethylene glycol (PEG) condensation with distearic acid via esterification.
Oxydiethane-1,2-diyl distearate
Formula
C40H78O5
Mol. Weight
639.00
CAS #
109-30-8
Form
Liquid
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Functions
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Emulsifier
Reduces Inflammation
Wound Healing
Fights Bacteria
Mixes Oil & Water
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
4
CIR
Safe as used
Pregnancy
Yes
Concentration Guide
Leave-on0.001%
Rinse-offNot reported
0%50%100%
CIR reported use · 2014 survey
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR