In C programming, using objects is essential for better code organization and efficient data structure management. Objects help to encapsulate related data and functions into a single unit, making the code easier to understand and maintain. By defining objects in C, you can create reusable and modular code, leading to improved code readability and reusability. Additionally, objects facilitate better data management by allowing you to model real-world entities and their interactions within your program. This makes it easier to represent complex data structures and relationships, leading to more robust and scalable applications. Overall, using objects in C programming is crucial for achieving better code organization and efficient data structure management, ultimately improving the quality and maintainability of your codebase.