Weight loss, achieved through a combination of diet, exercise, and lifestyle changes, can help improve GLP-1 levels and insulin sensitivity
It has recently been suggested that ghrelin activates AMPK in presynaptic neurons, inducing an increase in activity in NPY/AgRP neurons promoting sustained food intake, and this signal stops after leptin is released by adipose tissue, signalling to stimulate POMC neurons inhibiting feeding and also to inhibit the AMPK in the presynaptic neurons, inactivating the release of NPY/AgRP [131]
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Research profile Epithalon (Epitalon) is an educational research profile for people comparing mechanism, potential benefits, evidence strength, and related compounds in anti-aging & longevity
10.1038/s41584-024-01110-y 18 KronbichlerA.BajemaI
In practical terms, both medications are effective - but tirzepatide currently shows greater average weight loss at standard maximum doses in direct comparison trials