ghk cu intradermal injection clinical trial In Vitro and in Vivo Studies of pH-Sensitive GHK-Cu-Incorporated Polyaspartic and Polyacrylic Acid Superabsorbent Polymer GHK-Cu Dosage and Protocol: A
Description
A deficiency can lead to fatigue, mood changes, and sluggishness

This action minimizes the shift to less efficient anaerobic respiration, preserving cellular energy and reducing oxidative damage ( 9 )

In practice it is sold in the US almost exclusively as an unregulated "research use only" chemical explicitly not intended for human consumption

References 1.Banting FG, Best CH, Collip JB, Campbell WR, Fletcher AA: Pancreatic extracts in the treatment of diabetes mellitus