Propylene glycol in skincare
A water-soluble compound with several functions in cosmetics.
What is propylene glycol?
A water-soluble compound with several functions in cosmetics. On the ingredient list, you can find the name Propylene Glycol. The dictionary uses both the common name and the INCI name, so you can compare the explanation with the packaging.
What does propylene glycol do for skin and the product?
Binds moisture and acts as a solvent for other ingredients.
Humectants work with water in the skin's stratum corneum. They are often combined with lipids that make the surface supple and limit moisture loss. These are different tasks within the same moisturising care.
May irritate or cause contact allergy in some people. Assess the specific product.
How to read the ingredient list
Look at the product's purpose and overall composition. Position on the list does not tell you the exact concentration used or how your skin will react. One substance can serve several purposes in the same product.
Questions about propylene glycol
What does propylene glycol do in skincare?
Binds moisture and acts as a solvent for other ingredients.
What should I know about propylene glycol?
May irritate or cause contact allergy in some people. Assess the specific product.
Related ingredients
About sources and ingredient names
The European Commission's CosIng database is a reference for cosmetic ingredient names and functions. An entry does not constitute approval of all uses or evidence of a particular product effect.
DermNet: functions of moisturising care · DermNet: cosmetic formulations