PEG …
Reviewed by Daisy · Last updated 18 Aug 2026
PEG stands for polyethylene glycol; PPG stands for polypropylene glycol
EWG Safety Score
What Is PEG …?
PEG stands for polyethylene glycol; PPG stands for polypropylene glycol. It’s mainly used as an emulsifier in skin care and cosmetics.
From the Clinic
Not sure what your skin actually needs?
Two minutes, a few questions, and we’ll point you at what matters — no guesswork.
Take the skin quizRelated Ingredients
Acrylates Crosspolymer-4
A synthetic polymer that stabilises formulations and helps create smooth, consistent textures
Alcaligenes Polysaccharides
A bacterial polysaccharide that conditions skin and stabilises formulations
Almond Oil Glycereth-8 Esters
A plant-derived emollient that softens skin and stabilises formulations
Ammonium Acryloyldimethyltaurate Crosspolymer
A synthetic polymer that stabilises emulsions and adjusts texture in skincare formulations
Ammonium Acryloyldimethyltaurate/Beheneth-25 Methacrylate Crosspolymer
A synthetic polymer that stabilises emulsions and helps maintain product texture
Ammonium Acryloyldimethyltaurate/Steareth-25 Methacrylate Crosspolymer
A synthetic polymer that stabilises emulsions and helps creams maintain consistency
Learn More About Skincare Ingredients
Explore our comprehensive ingredient glossary to understand what's in your products.
Browse All IngredientsShop Our Products
Find professional skincare solutions at Skintique.