Dipropylene glycol (DPG)

Dipropylene glycol (DPG) is a colorless, low-odor liquid that’s used in many products, including cosmetics, fragrances, and deodorants. It’s also used as a solvent and chemical intermediate in other industries.
Properties:
A mixture of three isomeric chemical compounds
Water soluble
Hygroscopic
Low vapor pressure
Medium viscosity
High boiling point
Low toxicity
Uses:
Cosmetics and fragrances: DPG is used as a carrier for fragrances and in deodorants
Skin and hair care products: DPG’s low toxicity and solvent properties make it an ideal additive for these products