Myreth-3

AKA: 2-(Tetradecyloxy)ethanol, 2136-70-1, Myristyl monoethoxylate, Ethanol, Ethylene glycol monotetradecyl ether, 2-Tetradecyloxyethanol, Tetradecyl ethyleneglycol monoether
Synthetic
Cleanser
Emulsifier
Not Clean
OriginDerived from fatty alcohols and ethylene oxide, typically sourced from petrochemicals or plant oils. Synthesized through ethoxylation, where ethylene oxide is added to fatty alcohol chains to create the polyethylene glycol ether.
Poly(oxy-1,2-ethanediyl), .alpha.-tetradecyl-.omega.-hydroxy-
Formula
C16H34O2
Mol. Weight
258.44
CAS #
27306-79-2
Form
Liquid
State
Hygroscopic solid; [Sigma-Aldrich MSDS]
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-on3%
Rinse-offNot reported
0%50%100%
CIR reported use · report published 2012
Regulatory Status
USA✔ permitted
CANADA✔ permitted
Regulatory Agencies
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR