PEG-24 Lanolin
molecular structure · PubChem
AKA: Lanolin PEG-24, Polyethylene Glycol 24 Lanolin
Allergen Warning
⚠️ Lanolin (Wool)
Synthetic
Cleanser
Emulsifier
Barrier Lipid
Not Clean
Lanolin, ethoxylated (24 mol EO average molar ratio)
CAS #
61790-81-6
Form
Liquid
Functions
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Emulsifier
Mixes Oil & Water
Traditional Use
Lanolin, derived from sheep's wool, has been used as an emollient for centuries; this PEG-modified version was developed in the mid-20th century to make lanolin more compatible with water-based cosmetics while maintaining its traditional conditioning properties.
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not an Irritant
medical-approval
all-shades-safe
Regulatory Agencies
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: CosIng · EWG · CIR