Liz deSousa for BYRDIE
In This Article
There are hundreds upon thousands of ingredients used in beauty products.
Take for example propanediol, the overachieving solvent, humectant, and emollient wrapped in one.
Keep reading for their insights.
Liz deSousa for BYRDIE
What Is Propanediol?
But structurally isn’t the only way the ingredients differ.
Palep adds that propanediol is derived from corn, while propylene glycol is derived from petrochemicals.
Propanediol is safe to incorporate into your skincare routine on a daily basis.
“In general, it can be used by all skin types,” says Garshick.
Propanediol works as a solvent, helping more stubborn ingredients dissolve into the skin.
It also encourages water retention in the skin.
Propanediolis a colorless liquid that is derived from corn (and can also be made in a laboratory).
Jacob SE, Scheman A, McGowan MA.Propylene glycol.Dermatitis.
Updated February 14, 2022.
2021;26(21):6704.
Published 2021 Nov 5. doi:10.3390/molecules26216704
