For a glimpse of what happens when a peptide becomes popular before its been fully developed by a pharma company, consider retatrutide
This deficiency is more common among people who have had gastric surgeries or pernicious anemia
What science exists for GHK-Cu is all rather positive (a 2018 analysis of the science concluded the peptides actions appear to be health positive, saying it boosts collagen, improves tissue repair and has powerful cell-protective actions, including multiple anti-cancer and anti-inflammatory actions)
In this respect, higher serum homocysteine levels may alter intracellular lipid metabolism, resulting in liver steatosis 25
We treat it as a metabolic tool
Helpful information and prompt delivery of medication, would recommend to friends and family