PEG-35 Lanolin
molecular structure · PubChem
AKA: Polyethylene glycol 35 lanolin
Allergen Warning
⚠️ Lanolin (Wool)
Synthetic
Cleanser
Emulsifier
Barrier Lipid
Not Clean
Lanolin, ethoxylated (35 mol EO average molar ratio)
CAS #
61790-81-6
Functions
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Surfactant Cleansing
Surfactant Emulsifying
Boosts Collagen
Wound Healing
Strengthens Barrier
Lifts away dirt and oil
Mixes oil and water
Traditional Use
Polyethylene glycol derivative of lanolin, developed to improve the spreadability and stability of wool-derived lanolin, which has been used since ancient times as a skin softener and in traditional wound healing.
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