Dr. Naresh Gunaratnam, also known as Dr. G among our patients and MNGI team members, has been a practicing gastroenterologist for more than 20 years with a deep understanding of the significant role good digestive health plays in a person’s overall well-being. He is on a mission to improve metabolic health, which is all about how well our bodies process and use nutrients to produce energy, support vital functions of the whole body, and reduce the risk of chronic health conditions.

Dr. Gunaratnam is board-certified in gastroenterology and recognized as a distinguished clinician in private practice. With more than 80 peer-reviewed gastroenterology publications, he continues to expand his extensive credentials and expertise by attending conferences and consulting with leading experts and professionals in the field. Instrumental in developing evidence-based treatment programs for obesity, Dr. Gunaratnam joined MNGI in 2024 to focus on metabolic health and obesity management. Watch the videos on this page to learn more about Dr. Gunaratnam and his inspiration for the MNGI Health 360° program.