Propylene Glycol vs Glycerin: Can PG Replace Glycerin in Various Applications?

Propylene glycol (PG) and glycerin are two popular humectants used in a wide range of industries, including cosmetics, pharmaceuticals, and food processing. While both substances have moisturizing properties, they have distinct differences in terms of their chemical structure, functionality, and applications. In recent years, there has been a growing interest in using propylene glycol as … Read more