DL-α-Hydroxystearic acid is widely used in the production of cosmetics and personal care products due to its emulsifying and stabilizing properties. It helps in blending water and oil components, ensuring a smooth and consistent texture in creams, lotions, and makeup. Additionally, it is utilized in the manufacturing of industrial lubricants and coatings, where it enhances viscosity and provides protective layers on surfaces. In the pharmaceutical industry, it serves as an excipient in drug formulations, improving the stability and delivery of active ingredients. Its role in these applications highlights its versatility and importance across various sectors.