Used in research and development for studying cell membrane dynamics and lipid metabolism. It serves as a key component in creating liposomes for drug delivery systems, enhancing the bioavailability of therapeutic agents. Applied in cosmetic formulations to improve skin barrier function and hydration. Also utilized in food science as an emulsifier to stabilize and improve the texture of various products. In biochemistry, it acts as a substrate for enzymes like phospholipase A2 in enzymatic studies.