ghk-cu injectable safety evidence The Effect of the Human Peptide GHK on Gene Expression Relevant to Nervous System Function and Cognitive Decline Copper Peptide Before and After:
Description
Science 2005;308:1927-30

Supports Heart, Blood, and Nerve Health Essential for red blood cell formation and proper nervous system function

Higher concentrations (3-4%+) are for experienced users who have established tolerance
Double-check that you have the correct dose pulled into your syringesince your medication is going straight into your vein, its easier to overdose by mistake