PEG-2 Distearate
AKA “Diethylene glycol distearate, Witconol CAD, OCTADECANOIC ACID, OXYDI-2, 1-ETHANEDIYL ESTER, 2-(2-(octadecanoyloxy)ethoxy)ethyl octadecanoate, RefChem:587367, 1'-(Oxydi-2”
Synthetic
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Ingredient Facts
Peg-2 distearate
AKA: Diethylene glycol distearate, Witconol CAD, OCTADECANOIC ACID, OXYDI-2, 1-ETHANEDIYL ESTER, 2-(2-(octadecanoyloxy)ethoxy)ethyl octadecanoate, RefChem:587367, 1'-(Oxydi-2
Synthetic · Surfactant - Emulsifying | Viscosity Controlling · EWG: 4
Synthetic
Cleanser
Emulsifier
Plant Oil
Synthetic
Not Clean
A naturally derived ingredient that helps blend oil and water together, creating a smooth, uniform texture in your product so it applies evenly to skin.
Formula
C40H78O5
Mol. Weight
639.00
CAS #
109-30-8
Form
Liquid
Synthetic
Botanical. Derived from coconut, palm kernel, or soybean oils as the primary natural starting materials. Synthesized through polyethylene glycol (PEG) condensation with distearic acid via esterification.
Function
Surfactant - Emulsifying | Viscosity Controlling
Benefits
Emulsifier
Reduces Inflammation
Wound Healing
Fights Bacteria
Mixes Oil & Water
Traditional Use
A synthetic polyethylene glycol ester created in the mid-20th century. Developed as a stable emulsifier to replace traditional animal tallow-based emulsifiers in cosmetics.
Skin Types
all-skin-types
Best For
Target
General
Melanin-Rich Skin
Suitable
Pregnancy Safe
Yes
EWG Score4
CIR Safety Findings
medical-approval, all-shades-safe, Not a Sensitizer
Regulatory Agencies
Verified Feb 2026
Data: PubChem · CosIng · EWG · CIR