Polyglyceryl-2 Dioleate
AKA “Diglycerin dioleate, Diglyceryl dioleate, 9-Octadecenoic acid, diester with oxybis(propanediol)”
Ingredient
Ingredient Facts
Polyglyceryl-2 dioleate
AKA: Diglycerin dioleate, Diglyceryl dioleate, 9-Octadecenoic acid, Diester with oxybis(propanediol)
Ingredient · Film Forming · EWG: 4
Synthetic
Occlusive
Not Clean
1,2,3-Propanetriol, homopolymer, 9-(Z)-octadecenoates (1:2) (2 mol glycerol average molar ratio)
CAS #
67965-56-4, 60219-68-3
Form
Liquid
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
Antioxidant Protection
UV Protection
Traditional Use
Developed in the mid-20th century as a synthetic polyglyceryl ester emulsifier derived from oleic acid (found in plant oils). Used in cosmetics for emulsification and skin conditioning.
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Verified Jun 2026
Data: CosIng · EWG · CIR