PEG-8 Ditallate
AKA “Polyethylene Glycol 8 Ditallate, PEG-8 Ditallowic Acid Ester
Surfactant
Ingredient Facts
Peg-8 ditallate
AKA: Polyethylene Glycol 8 Ditallate, PEG-8 Ditallowic Acid Ester
Surfactant · Emulsifying · EWG: 4
Synthetic
Cleanser
Emulsifier
Not Clean
Fatty acids, tall-oil, diester with polyethylene glycol (8 mol EO average molar ratio)
CAS #
61791-01-3
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
Reduces Inflammation
Locks In Moisture
Fights Bacteria
Mixes Oil & Water
Traditional Use
A synthetic polyethylene glycol derivative created in the mid-20th century cosmetics industry. Developed to serve as an emulsifier and solubilizer in complex cosmetic formulations.
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