PROPANEDIOL

Propanediol (1,3-propanediol) is a natural humectant that is ecologically sustainable. It serves as a solvent and preservative that also moisturizes.

(1) Scott, Laura N., et al. "Safety assessment of alkane diols as used in cosmetics." International Journal of Toxicology 43.2_suppl (2024): 70S–131S.