Q1: What is Propylene Glycol?
A1: Propylene glycol is a colorless, tasteless, and odorless chemical substance with the chemical formula C3H8O2, also known as E1520.
Q2: What are the functions of E1520?
A2: E1520 (propylene glycol) functions as a food additive mainly as a humectant, solvent, thickener and stabilizer. It is used to retain moisture, improve texture and stabilize the consistency of food and beverage products. In addition, it can also be used as a carrier for flavors, pigments and other food additives.