Oleth-106

AKA: PEG-106 oleyl ether, Polyoxyethylene oleyl ether, UNKNOWN
Synthetic
Cleanser
Clean
OriginDerived from polyethylene glycol and oleic acid, members of the ethoxylated fatty acid ester chemical family. Synthesized through ethoxylation of oleic acid with ethylene oxide under catalytic conditions.
Poly(oxy-1,2-ethanediyl), .alpha.-9-(Z)-octadecenyl-.omega.-hydroxy (106 mol EO average molar ratio)
CAS #
9004-98-2
Form
Liquid
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Functions
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Surfactant Cleansing
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
2
CIR
Safe as used
Pregnancy
Yes
Concentration Guide
Leave-onNot reported
Rinse-off5%
0%50%100%
CIR reported use · report published 2012
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: CosIng · EWG · CIR