Myristamidopropyl PG-Dimonium Chloride Phosphate Good Cleansing Agent Hydration Myristamidopropyl PG-Dimonium Chloride Phosphate description Myristamidopropyl PG-dimonium chloride phosphate is a plant-derived or synthetic ingredient that can be used as a cleansing agent, emulsifier, antistatic ingredient, or skin conditioner. It’s categorise as a quaternary ammonium salt that is sometimes used in skin care to enhance sensorial properties, and is appreciated by chemists because of its mild nature on skin.