Heptadecanoyl ethanolamide is primarily utilized in the field of cosmetic and skincare formulations. It is valued for its moisturizing and skin-conditioning properties, making it a common ingredient in creams, lotions, and serums. The compound helps to enhance the skin's barrier function, retaining moisture and improving overall skin texture. Additionally, it is used in haircare products to provide conditioning benefits, reducing dryness and improving the manageability of hair. Its soothing properties also make it suitable for products aimed at sensitive or irritated skin.