Is maintenance different after GLP-1 vs bariatric surgery?

The mechanisms differ. Bariatric surgery permanently changes anatomy and produces gut-hormone shifts that persist for years. GLP-1 medications are reversible, the appetite suppression fades as the drug clears. The maintenance numbers differ too: on average, sleeve gastrectomy and gastric bypass patients tend to regain less than people who stop a GLP-1, because the anatomical changes do not reverse. But the practical work looks similar. Both groups benefit from a protein target around one gram per pound of bodyweight, resistance training to preserve lean mass, lab monitoring, and consistent tracking. Bariatric patients often watch more vitamins because absorption changes; people stopping a GLP-1 watch more for appetite return. The habits that hold the weight, regular weighing, protein priority, training, sleep, are largely the same. Your specific plan belongs with your care team.