It plays a role in the production of the neurotransmitters serotonin and dopamine, as well, which is why it can strongly impact mood
Thus, insulin resistance leading to elevated portal insulin levels may explain, at least partially, the overlap in individual IGF-I levels between older GH-deficient subjects and GH-sufficient subjects (85, 86)
As a research compound, 5-Amino-1MQ has been studied in cellular biology and biochemical research literature examining NNMT (nicotinamide N-methyltransferase) enzyme inhibition, cellular nicotinamide metabolism, and methylation pathway research
When injected subcutaneously, the peptide reaches peak plasma levels within 1-3 hours and is cleared relatively rapidly, likely through peptidase degradation and renal filtration