PEG-4 Caprylic/Capric Glycerides
AKA “Polyethylene Glycol Caprylic Capric Glycerides, PEG-4 Medium Chain Triglycerides
Surfactant
Ingredient Facts
Peg-4 caprylic/capric glycerides
AKA: Polyethylene Glycol Caprylic Capric Glycerides, PEG-4 Medium Chain Triglycerides
Surfactant · Emulsifying · EWG: 2
Synthetic
Cleanser
Emulsifier
Plant Oil
Clean
Mono-, di- and triglycerides, C8-C10, ethoxylated (4 mol EO average molar ratio)
Form
Liquid
See origin →
Functions
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Emulsifier
Locks In Moisture
Wound Healing
Antioxidant Protection
Mixes Oil & Water
Traditional Use
Modern synthetic emulsifier combining polyethylene glycol with medium-chain fatty acid glycerides, developed for lightweight, fast-absorbing cosmetic formulations.
Skin Types
all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
EWG
2
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