This loss of GLP-1 secretion is part of the pathophysiological explanation for a lost incretin effect [13, 14], a phenomenon typically observed in patients with type 2 diabetes
The glucagon receptor is predominantly expressed in the liver
Reduces Liver Fat: In individuals with MASLD, retatrutide leads to profound reductions (over 80% at high doses) in liver fat and often normalization of hepatic fat contentchanges strongly linked to improved metabolic health 1
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This steady sense of control makes it easier to avoid snacking, cut portion sizes, and maintain healthier eating habits without feeling deprived
C-peptide, a peptide released from pro-insulin to generate mature insulin, is a proxy measure for insulin release