Thats because we dont want the additional amino acids in protein, such as glycine, competing with our glutamine for uptake and absorption in your GI tract.
McGowan says
Results showed that, compared to placebo, the combination supplement resulted in a 63.5% improvement in the composite outcome, which measured muscle mass loss, muscle strength loss, and physical activity
Participants received daily subcutaneous injections of liraglutide, starting at 0.6 milligrams in the first week and increasing to 1.2 mg thereafter, while continuing their existing preventive treatments
The glucagon peptide family [glucagon-like peptide-1 (GLP-1), glucose-dependent insulinotropic peptide (GIP) and glucagon] Figure 2: Simplified schematic overview of the glucagon superfamily of peptides [28] The glucagon peptide family members [GLP-1, GIP and glucagon] have similar peptide sequences, permitting the development of single-sequence multi-receptor agonists [4]
Cagrilintide peptide is frequently studied alongside other incretin-related and peptide-based compounds in laboratory research environments