In fact, nearly one third of all the NTS GLP-1-producing neurons send ascending fibers to the VTA and the NAc (core and shell regions) (Dossat et al., Figure 1 GLP-1R-driven activation of the mesolimbic neurons On the basis of immediate early gene expression analysis it seems that GLP-1 or its analogs can increase neuronal activity in the mesolimbic system
Stacking introduces receptor competition at MC3R and MC4R sites, where both peptides bind, creating side effect amplification without proportional increases in functional outcomes
Other options followed suit, including Wegovy, also a semaglutide injection, which was approved in 2021
Therefore, GLP-1 medications mimic and enhance the natural physiology of the body
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Semaglutide is a prescription medication originally developed to treat type 2 diabetes, now widely known for its use in weight loss under the brand names Ozempic and Wegovy
