Lyophilized peptide should be stored at -20C (freezer), and the reconstituted peptide solution at 4C (refrigerated)
It means you have not yet built to full concentration at the current dose
This issue is predictable and not random
GLP-3 Triple Agonist NAFLD J Hepatol 2022 View on PubMed Central Nervous System Mechanisms of GLP-1 in Appetite and Weight Regulation Finding: GLP-1R is highly expressed in the hypothalamus (ARC, VMH, PVN), brainstem (NTS, area postrema), and mesolimbic dopamine system
In addition, CAT4001 compound has been shown to decrease ROS production, normalize mitochondrial length, and improve mitochondrial function in dorsal root ganglion (DRG) derived neurons from FRDAs mice [284], thus expanding the therapeutic potential also in the field of neurodegenerative diseases