PCT aims to maintain testicular function during a specific recovery window while the HPG axis restores natural LH production
The symptoms often develop slowly and can be mistaken for other issues like stress or aging
Neither compound, nor any other peptide on this list, substitutes for consistent resistance training, adequate protein intake, and sufficient recovery, which remain the primary drivers of muscle growth regardless of which peptide a person considers
In addition, the arm may feel weak with attempts to bend the elbow or when twisting the forearm into supination (palm up)
Biology is always listening
The defensible statement is narrow and it is enough: there is no FDA-approved GHK-Cu drug product for any indication, and no approved injectable GHK-Cu product in any jurisdiction