Incretins Reprogram the mitochondrial–circadian energy code

Mitochondrial dysfunction, circadian misalignment, and senescent cell buildup converge to drive metabolic inflexibility in obesity and aging, motivating an integrated ‘mitochondrial–circadian energy code’. 

Strain in one node can amplify dysregulation across the network; conversely, improving a single node may help recoordinate system-level metabolism. GLP-1 and dual GLP-1/GIP agonists may act beyond appetite and glycemia, with emerging evidence for effects on fat oxidation/mitochondrial readouts and circadian organization.

Metabolic flexibility (fasting fat oxidation, change in respiratory quotient to insulin, acylcarnitine signatures) provides a practical surrogate for code integrity and reversibility.

Combining incretin therapy with senescence-, mitochondria-, and clock targeted levers could improve the durability of metabolic benefits and help mitigate age-related metabolic decline.

https://www.cell.com/trends/endocrinology-metabolism/fulltext/S1043-2760(26)00046-9

https://sciencemission.com/mitochondrial%E2%80%93circadian-energy-code-with-incretins