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PEG-5 Lanolin
AKA “Polyethylene Glycol Lanolin, PEG-5 Wool Wax”
Synthetic
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Ingredient Facts
Peg-5 lanolin
AKA: Polyethylene Glycol Lanolin, PEG-5 Wool Wax
Synthetic · Surfactant - Emulsifying | Skin Conditioning | Emollient · EWG: 4
Plant-Derived
Emollient
Cleanser
Emulsifier
Skin Conditioner
Barrier Lipid
Synthetic
Not Clean
A natural emollient derived from lanolin that helps blend oil and water-based ingredients together, keeping your product smooth and effective.
CAS #
61790-81-6
Plant-Derived
Animal-Derived
Function
Surfactant - Emulsifying | Skin Conditioning | Emollient
Benefits
Emulsifier
Fights Bacteria
Locks In Moisture
Wound Healing
Mixes Oil & Water
Traditional Use
Lanolin itself has been used for centuries as a traditional emollient derived from sheep's wool. The PEG-5 version was developed in the 20th century to improve water solubility and create lighter formulations.
Skin Types
all-skin-types
Best For
Target
General
Melanin-Rich Skin
Suitable
Pregnancy Safe
Yes
Allergen Warning
⚠️ Lanolin (Wool)
Allergen Warning
⚠️ Lanolin (Wool)
EWG Score4
CIR Safety Findings
medical-approval, all-shades-safe, Not an Irritant
Concentration Guide
Industry Max
Industry typically uses up to 4.0% in leave-on products (3 products reported). Source: CIR Safety Assessment (CIR Seq 621).
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Feb 2026
Data: CosIng · EWG · CIR