Polyglyceryl fatty ester is widely used in the food industry as an emulsifier, helping to blend ingredients that typically do not mix well, such as oil and water. It is commonly found in baked goods, dairy products, and spreads, where it improves texture and stability. In cosmetics and personal care products, it acts as a surfactant and emollient, enhancing the smoothness and moisturizing properties of creams, lotions, and makeup. Its non-toxic and biodegradable nature makes it suitable for use in eco-friendly formulations. Additionally, it is employed in pharmaceuticals as a solubilizing agent, aiding in the delivery of active ingredients in medications. Its versatility and safety profile make it a valuable ingredient across various industries.