Unhealthy weight with high body mass index is recognized as markers for chronic disease. Despite the array of multiple weight loss medications, bariatric surgery (BS) remains as a recognized efficient pathway to achieve rather quick and sustainable weight loss. Despite its effectiveness, BS comes with its own plethora of complications. This article further delves into the efficacy of BS, its associated complexities with emphasis on micro and macro nutrition management of individuals, both prior to and post operation plays a pivotal role in reducing the risk of malnutrition and its associated complications.