Immanuel Kant's Critique of Pure Reason has profoundly influenced numerous fields, including neuroscience. His explorations of human cognition, perception, and the limitations of knowledge offer foundational insights that resonate with contemporary neuroscientific research. This essay delves into the intersections between Kantian philosophy and neuroscience, examining how his ideas have shaped and continue to shape the understanding of brain function and cognitive processes. Through a detailed exploration of Kant's theoretical frameworks and their applications in neuroscience, this essay highlights the interdisciplinary synergy that enriches both domains, fostering a more comprehensive approach to studying the human mind.