A lightweight humectant that draws moisture into skin and helps dissolve other ingredients, keeping products smooth and hydrating.
Solubility Miscible with water /1.0X10+6 mg/L/ at 20 °C
Formula
C8H18O5
Mol. Weight
194.23
CAS #
25322-68-3
Form
Liquid
State
Tetraethylene glycol is a colorless to straw-colored liquid with a mild odor. Sinks and mixes with water. (USCG, 1999)
See origin →
Functions
Humectant
A moisture magnet. Pulls water from the air and deeper skin layers up to the surface to keep skin plump and hydrated.
Solvent
Dissolves other ingredients so they distribute evenly in the formula. Often the invisible "base" everything else is mixed into.
Humectant
A moisture magnet. Pulls water from the air and deeper skin layers up to the surface to keep skin plump and hydrated.
Moisturising
Locks In Moisture
Traditional Use
Low-molecular-weight polyethylene glycol developed in the mid-20th century as a humectant and solvent in cosmetics to improve hydration and ingredient compatibility.