2.5 semaglutide to tirzepatide vs. for Weight Loss Tirzepatide outperformed semaglutide weight-loss drug

GLP-1 signaling and appetite regulation GLP-1 (glucagon-like peptide-1) receptor agonists represent the most dramatic weight loss results of any peptide class

Major insulin signaling pathways in the brain When insulin binds to its receptor, it activates two major intracellular signaling pathways, which regulate key brain functions, including neurotransmission, metabolism, energy balance, and neuronal survival [Figure 1]

Market performance has also benefited from growing physician acceptance, favorable clinical evidence, and improved patient adherence due to enhanced delivery systems

It is noteworthy that recent literature points to a neuroprotective role for GLP-1, which, although important, is beyond the scope of this review

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Study design We employed a target trial design to emulate a RCT using observational data (Supplementary Table 1)