BUTYLENE GLYCOL

Butylene glycol is a dihydric alcohol that has a moisturizing effect and serves as a solvent(1).

(1) Barel, A.O., Paye, M., & Maibach, H.I. (Eds.). (2010). Handbook of Cosmetic Science and Technology (3rd ed.). CRC Press. https://doi.org/10.1201/b15273