The differences between pre-workout and post-workout nutrition are crucial for optimizing performance and recovery. Pre-workout nutrition typically focuses on providing sufficient energy through carbohydrates, which fuel the body during exercise. It may also include moderate protein to prepare muscles. In contrast, post-workout nutrition emphasizes protein and carbohydrates to aid in muscle recovery and glycogen replenishment. This dual approach ensures athletes perform at their best and recover effectively, ultimately enhancing fitness gains and overall performance.