Galacturonic Acid is a type of sugar acid derived from the breakdown of pectin, a natural substance found in the cell walls of plants. It plays a crucial role in the structure and stability of plant tissues, contributing to their rigidity and firmness. In the food industry, Galacturonic Acid is often used as a gelling agent in products like jams and jellies. It is also studied for its potential health benefits, including its role in gut health and as a dietary fiber source.