Ingredient
Propanediol
A humectant and solvent, frequently used as a plant-derived alternative to propylene glycol.
What it does
Humectant
Draws water into the upper layers of the skin or hair.
Solvent
Dissolves and carries the other ingredients.
Reference
- In our catalogue
- 46 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.