A 30-day cycle with a single peptide runs $200-400 in peptide cost alone
Only one retrospective human clinical study has been published
But again, we cant assume thats true in humans, but I think those are hypotheses we can definitely test.
Neither compound should be considered a licensed medicine in the UK, and both require careful scrutiny before any consideration of use
A study by Pickart (2010) in Journal of Biomaterials Science, Polymer Edition demonstrated that GHK-Cu penetrates the stratum corneum, delivering reparative and protective benefits to deeper dermal layers (Pickart, 2010)
The recommended dietary allowance for adults is 2.4 mcg per day (although women who are pregnant or breastfeeding may require more, and this can be discussed with ones healthcare practitioner)