1-Behenoyl-2-hydroxy-sn-glycero-3-phosphocholine is primarily used in the formulation of liposomes and other lipid-based drug delivery systems. Its unique structure allows it to enhance the stability and encapsulation efficiency of these systems, making it valuable for targeted drug delivery, particularly in cancer therapy and other medical treatments requiring precise delivery mechanisms. Additionally, it is utilized in cosmetic formulations to improve skin hydration and barrier function, leveraging its lipid properties to support skin health. In research, it serves as a model compound for studying lipid membranes and their interactions with various biological molecules.