POLOXAMER 234 ●
TL;DR. This ingredient functions mainly as a nonionic surfactant, solubilizer, and emulsifying aid. It helps disperse oils, fragrance components, and poorly water-soluble ingredients in water-based formulas.
What does POLOXAMER 234 do in a cosmetic formula?
This ingredient functions mainly as a nonionic surfactant, solubilizer, and emulsifying aid. It helps disperse oils, fragrance components, and poorly water-soluble ingredients in water-based formulas.
Is POLOXAMER 234 clean?
From a clean-beauty perspective, it has a low irritation profile in typical use, but it carries friction because it is a synthetic ethoxylated and propoxylated material. Standards-focused reviewers may look for tight controls on residual manufacturing impurities such as 1,4-dioxane, ethylene oxide, and propylene oxide.
Is POLOXAMER 234 sustainable?
This material is typically made from petrochemical feedstocks. Its biodegradability is limited to variable, so it has weaker environmental alignment than readily biodegradable plant-derived surfactants.
Is POLOXAMER 234 COSMOS-approved?
It is generally not permitted under COSMOS-natural or COSMOS-organic because it is a synthetic alkoxylated polymer. Its Green Chemistry fit is weak due to fossil-derived inputs, multi-step processing, and limited biodegradation.
How does POLOXAMER 234 work chemically?
The molecule is a nonionic A-B-A block copolymer with hydrophilic ethylene oxide segments and a hydrophobic propylene oxide center, which gives it micelle-forming and solubilizing behavior. It is typically stable across a broad cosmetic pH range and is selected for compatibility with many ionic and nonionic systems, especially in aqueous cleansers, gels, and clear dispersions.
Last updated 2026-05-15