PEG-8 Hydrogenated Fish Glycerides
AKA “Polyethylene Glycol 8 Hydrogenated Fish Oil Glycerides
Synthetic
Ingredient Facts
Peg-8 hydrogenated fish glycerides
AKA: Polyethylene Glycol 8 Hydrogenated Fish Oil Glycerides
Synthetic · Emollient · EWG: 4
Synthetic
Emollient
Cleanser
Emulsifier
Skin Conditioner
Marine
Synthetic
Clean
Fish oil glycerides, hydrogenated, ethoxylated (8 mol EO average molar ratio) Science: Process: Catalytic Hydrogenation | Functions: Skin Conditioning - Emollient, Surfactant - Emulsifying Safety Ratings: CIR: Safe as used
CAS #
61788-85-0
Form
Liquid
See origin →
Functions
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Locks In Moisture
Traditional Use
A modern synthetic ingredient developed in the late 20th century by hydrogenating and pegylating fish-derived glycerides to create an emulsifier for skincare and cosmetic formulations.
Skin Types
all-skin-types
Best For
General
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Insufficient
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USAunder review
EUrestricted
JAPANrestricted
CANADArestricted
Verified Feb 2026
Data: CosIng · EWG · CIR
PEG-8 Hydrogenated Fish Glycerides — Duck Heart Ghost