PEG-25 Lanolin
AKA “Lanolin PEG-25, Polyethylene Glycol 25 Lanolin”
Ingredient
Ingredient Facts
Peg-25 lanolin
AKA: Lanolin PEG-25, Polyethylene Glycol 25 Lanolin
Ingredient · Emulsifying · EWG: 4
Synthetic
Cleanser
Emulsifier
Barrier Lipid
Not Clean
PEG-25 Lanolin is a cosmetic ingredient. Assessed as safe by the CIR.
CAS #
8006-54-0
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.
Surfactant
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Reduces Static
Conditions Hair
Conditions Skin
Softens & Smooths
Locks In Moisture
Traditional Use
Lanolin, derived from sheep's wool, has been used since ancient times as a skin conditioning agent. This PEG-modified version was developed in the 20th century to make lanolin more water-soluble and easier to incorporate into modern cosmetic formulations.
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Allergen Warning
⚠️ Lanolin (Wool)
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not an Irritant
medical-approval
all-shades-safe
Regulatory Agencies
Verified Jun 2026
Data: CosIng · EWG · CIR