Polyglyceryl-2 Caprylate
AKA “Polyglyceryl-2 Caprylate
Surfactant
Ingredient Facts
Polyglyceryl-2 caprylate
Surfactant · Emulsifying · EWG: 4
Synthetic
Cleanser
Emulsifier
Plant Oil
Not Clean
1,2,3-Propanetriol, homopolymer, octanoates (1:1) (2 mol glycerol average molar ratio)
CAS #
-
See origin →
Functions
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Emulsifier
Antioxidant Protection
UV Protection
Mixes Oil & Water
Traditional Use
Developed in the mid-20th century as a synthetic polyglyceryl ester emulsifier derived from caprylic acid (found in coconut oil). Used in cosmetics as an emulsifier and solubilizing agent.
Skin Types
all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Jun 2026
Data: CosIng · EWG · CIR