Ingredient
Propylene Glycol
A humectant and solvent used to keep a formula stable and help active ingredients spread evenly.
What it does
Humectant
Draws water into the upper layers of the skin or hair.
Solvent
Dissolves and carries the other ingredients.
Reference
- CAS number
- 57-55-6
- In our catalogue
- 118 products
Ingredient reference data © European Union, 1995–2026, reused under CC-BY 4.0. Plain explanations are BeautySignal's own. This is information, not medical advice. How we source this.