Myreth-4

Myreth-4 molecular structure
molecular structure · PubChem
AKA: 2-(Tetradecyloxy)ethanol, Myristyl monoethoxylate, Ethanol, Ethylene glycol monotetradecyl ether, 2-Tetradecyloxyethanol
Synthetic
Cleanser
Emulsifier
Not Clean
OriginDerived from ethoxylated fatty alcohols, typically produced from coconut or palm oil sources. Synthesized through ethoxylation, where ethylene oxide is added to fatty alcohols to create the polyethylene glycol ether compound.
Poly(oxy-1,2-ethanediyl), .alpha.-tetradecyl-.omega.-hydroxy-
CAS #
27306-79-2, 39034-24-7
Form
Liquid
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
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
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.
EWG
4
CIR
Safe as used
Pregnancy
Yes
Concentration Guide
Leave-on0.02–0.4%
Rinse-offNot reported
0%50%100%
CIR reported use · report published 2012
Regulatory Status
USA✔ permitted
CANADA✔ permitted
Regulatory Agencies
Verified Jun 2026
Data: CosIng · EWG · CIR