Propylene Glycol USP
Propylene glycol is a synthetic, clear, colorless, and nearly odorless liquid used widely as a solvent, humectant (moisture-absorbing agent), and food additive
Acts as an anti-caking agent, emulsifier, stabilizer, and moisture preserver in items like dressings, soft drinks, and baked goods. Used as a carrier and solvent to help deliver liquid or oral medications.