Used primarily as a conditioning agent in personal care products, especially in hair conditioners and skin moisturizers. Its structure allows it to adhere to hair and skin surfaces, providing softness, reducing static, and improving manageability. The (Z)-isomer contributes to better stability and performance in emulsified formulations. Commonly found in rinse-off and leave-in hair treatments due to its ability to form protective, lubricating films without heavy buildup. Also functions as an emollient in cosmetic creams and lotions, enhancing texture and spreadability.