Polydextrose is widely used as a low-calorie bulking agent and dietary fiber in various food products. It is commonly found in baked goods, dairy products, and beverages to enhance texture and mouthfeel without adding significant calories. In sugar-free and reduced-sugar products, it serves as a sugar substitute, providing sweetness and bulk while maintaining a low glycemic index. Additionally, it is utilized in weight management foods due to its ability to promote satiety and support digestive health. Polydextrose is also incorporated into functional foods and supplements to improve fiber content, aiding in overall gut health and regularity. Its versatility and stability under various processing conditions make it a popular ingredient in the food industry.