Propylene Glycol (PG) is a versatile, high-purity compound widely used in food, pharmaceuticals, and cosmetics. USP/Food grade PG is safe for human consumption, ideal as a humectant, solvent, or preservative. It’s also used in antifreeze, e-liquids, and industrial applications. Ensure proper storage in a cool, dry place, away from direct sunlight. Always follow safety guidelines and check regulatory compliance for specific uses.