Used as an emulsifier in cosmetics and pharmaceuticals to blend oil and water-based ingredients. Helps stabilize formulations like creams, lotions, and ointments. Also functions as a solubilizer for fragrances and essential oils in clear products. Commonly found in hair conditioners to improve texture and reduce static. Used in some industrial applications as a surfactant and lubricant. Safe for use in low concentrations in personal care products.