Sodium oleate is widely used as a surfactant and emulsifier in various industries. In the personal care and cosmetics sector, it is incorporated into soaps, shampoos, and skincare products for its cleansing and foaming properties. It helps to remove dirt and oils effectively while maintaining skin compatibility.

In the pharmaceutical industry, it serves as an excipient in drug formulations, aiding in the solubilization and stabilization of active ingredients. It is also used in the production of ointments and creams to enhance their texture and absorption.

In industrial applications, sodium oleate acts as a lubricant and corrosion inhibitor in metalworking fluids. It is also employed in the textile industry as a softening agent and in the production of detergents for its ability to break down grease and oils.

Additionally, it is utilized in the food industry as an emulsifier in certain processed foods to improve texture and consistency. Its versatility makes it a valuable component across multiple sectors.