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Ingredient Facts
Methoxy peg-13 ethyl polysilsesquioxane
AKA: Silicone Polymer, Film Former
Humectant · Humectant · EWG: 4
Synthetic
Humectant
Silicone
Not Clean
Methoxy PEG-13 Ethyl Polysilsesquioxane is a cosmetic ingredient used as humectant. Assessed as safe by the CIR.
CAS #
-
Form
Liquid
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.
Locks In Moisture
Traditional Use
A synthetic silicone polymer developed for cosmetics in the late 20th century. Designed to improve product texture, spreadability, and to create a smooth, matte finish on skin.