It is unsafe when it implies combined product positioning without product-specific documentation and appropriate research framing
As a structural analog within the copper peptide class, it has been examined alongside GHK-Cu in preclinical models investigating copper-dependent enzymatic activity, extracellular matrix remodeling, and cellular signaling pathways relevant to skin and connective tissue biology
Using Glutathione for Exercise and Recovery
The fourth row in Table 4 requires more comment
This article gives you the reconstitution mathematics in full, shows exactly what published research and registered-product labelling actually used, and explains why the copper atom in the molecule makes just inject it a question with real pharmacological weight behind it
That being the case, its less of a straight pathway, with beginning and terminal ends, than it is a loop