Gastric resection, a commonly performed surgical intervention for various gastrointestinal disorders such as cancer, ulcers, and obesity, introduces significant physiological and lifestyle changes with profound implications for patient health and well-being. This systematic review comprehensively explores the multifaceted outcomes associated with gastric resection, encompassing alterations in dietary patterns, nutritional deficiencies, dumping syndrome, challenges in weight management, and the spectrum of post-operative complications. By synthesizing a breadth of empirical research and clinical observations, this review aims to provide a nuanced understanding of the complex landscape surrounding gastric resection. Emphasis is placed on the critical need for tailored patient care, interdisciplinary collaboration among healthcare professionals, and proactive management strategies aimed at optimizing patient outcomes and fostering post-operative well-being. Through a holistic approach to patient care, this review underscores the importance of addressing the intricate needsof individuals undergoing gastric resection to promote resilience and enhance their overall quality of life.