Polyglyceryl-2 Dioleate
AKA “Diglycerin dioleate, Diglyceryl dioleate, 9-Octadecenoic acid, diester with oxybis(propanediol)”
Synthetic
Ingredient Facts
Polyglyceryl-2 dioleate
AKA: Diglycerin dioleate, Diglyceryl dioleate, 9-Octadecenoic acid, Diester with oxybis(propanediol)
Synthetic · Emollient · EWG: 4
Synthetic
Emollient
Occlusive
Skin Conditioner
Synthetic
Clean
Creates a lightweight, breathable layer on skin that helps lock in moisture and keeps makeup or skincare products in place throughout the day.
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.
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
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
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
Verified Feb 2026
Data: CosIng · EWG · CIR