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How GLP-1 Medicines Support Weight Loss 4
Ferritin, including ferritin heavy chain 1 (FTH1) and ferritin light chain (FTL), sequesters excess intracellular iron (Zhou et al., 2024)
It differs from native IGF-1 in that it possesses an arginine instead of a glutamic acid at the third position in its amino acid sequence, and also has an additional 13 amino acids at its N-terminus (MFPAMPLLSLFVN), for a total of 83 amino acids relative to the 70 of native IGF-1
Currently available GLP-1 receptor agonists have variable effects on fasting and postprandial blood glucose levels: short-acting GLP-1 receptor agonists have a greater effect on postprandial glucose and long-acting agents have a greater relative effect on fasting glucose ( Table 5 )
Advanced Dose 4.5 mg The highest dose tested gave the most weight loss (about 11%) over 26 weeks [1]
Semaglutide can affect these indirectly through two mechanisms: hydration status and weight loss effects on muscle mass
