The safety margin is over 300 times the therapeutic dose, making GHK-Cu one of the safest peptides available for research use
In addition, thermostability of new molecular entities becomes an issue as most new molecules have melting points well above 400F
Maximum benefits are usually achieved within 1-2 months with consistent injections
Moreover, in Askari et al.s study, hs-CRP and IL-6 levels were reduced following oral supplementation of N-acetylcysteine, one of the sources of cysteine, an amino acid that is involved in glutathione production [Citation34]
Since B12 helps with energy levels, patients are more motivated to continue their diets and exercise, more than those who are not receiving B12 injections
However, at a research summit in 2023, Sinclair failed to mention quercetin as part of his supplement protocol