JAMA 316 , 500508 (2016)
What the research says: studies on pre-meal protein preloads have found they can modestly lower how much people eat at the following meal and help blunt blood-sugar spikes (NIH / PMC), although gelatin does not burn fat or cause weight loss on its own
Tang H, Donahoo WT, DeKosky ST, Lee YA, Kotecha P, Svensson M, Bian J, Guo J (2025) GLP-1RA and SGLT2i Medications for Type 2 Diabetes and Alzheimer Disease and Related Dementias
Effects of SGLT-2 inhibitors on mortality and cardiovascular events: a comprehensive meta-analysis of randomized controlled trials
However, available interviews and media coverage consistently point to a non-surgical approach built on gradual, long-term habit change rather than quick medical solutions
They do not respond to other G protein-coupled receptor (GPCR)-activating hormones, such as GIP (glucose-dependent insulinotropic polypeptide) or glucagon