BackgroundObesity involves microbiota dysbiosis, low-grade inflammation, and insulin resistance, which interacts with multiple metabolic disorders. Fecal microbiota transplantation (FMT) is an emerging therapeutic approach in obesity that enhances intestinal barrier function and regulates energy metabolism.AimTo provide a comprehensive overview of publication trends, research collaborations, hotspots, future directions, and the current clinical application status of FMT in obesity.MethodsLiterat