Maltononaose is primarily used in research and development within the fields of biochemistry and molecular biology. It serves as a substrate for studying enzyme activities, particularly those of amylases and other carbohydrate-processing enzymes, helping to understand their mechanisms and kinetics. In the food industry, it can be utilized to investigate starch digestion processes and to develop products with specific carbohydrate profiles. Additionally, it finds application in the development of advanced biomaterials, such as hydrogels, due to its ability to form complex structures. In pharmaceuticals, it is explored for its potential in drug delivery systems, where its structure can be tailored to improve the stability and release of therapeutic compounds. Its role in glycobiology also makes it valuable for studying cell signaling and interactions, contributing to advancements in medical and biotechnological fields.