CJC-1295 without DAC has a shorter half-life (30 minutes versus 6-8 days), requiring more frequent dosing but offering better control
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]
In any event, due caution is required when administering melanotan-II, and it should only be handled by qualified researchers or laboratory professionals
Note that at higher doses, we tend to see more problems with side-effects like nausea, diarrhea, stomach upset, etc., so why put yourself through that