Used as an emulsifier and non-ionic surfactant in pharmaceuticals, cosmetics, and food products to stabilize oil-in-water emulsions. Helps improve solubility of hydrophobic substances in aqueous formulations. Commonly found in topical creams, lotions, ointments, and certain food items for uniform dispersion of active ingredients. Also used in laboratory settings to permeabilize cell membranes in biological assays, aid in protein extraction, and prevent protein adhesion to container surfaces. Provides low irritation and good compatibility with skin, making it suitable for personal care products.