Maltotetraose is widely used in the food industry as a functional ingredient due to its unique properties. It serves as a low-calorie sweetener and prebiotic, promoting the growth of beneficial gut bacteria. Its ability to retain moisture makes it valuable in baked goods, enhancing texture and shelf life. In the production of sports and energy drinks, it provides a sustained energy release, making it a preferred carbohydrate source. Additionally, it is utilized in the formulation of infant nutrition products to mimic the oligosaccharides found in human milk, supporting healthy digestion and immune function. Its stability under various processing conditions also makes it suitable for use in fermented foods and beverages.