The copper in GHK-Cu drives its mechanism, but copper can build up over time
Combined solutions follow similar storage requirements, typically remaining stable for 30-60 days when kept cold and protected from light
EAT WELL WITHOUT THE ANXIETY, FEAR OR PERFECTION
Since the majority of vitamin B12 deficiency diseases have something to do with absorption disorders, injections are the most reliable way of ensuring a supply of this important vitamin: the active ingredient in vitamin B12 shots goes directly into the muscle and thus finds its way into the blood without needing to take the uncertain route through the digestive tract
If the peptide must be reconstituted warm (some peptides dissolve better at 2537C), then do so, but promptly cool it after its dissolved if its not going to be used immediately
"Chronic Alcohol Consumption and Intestinal Thiamin Absorption: Effects on Physiological and Molecular Parameters of the Uptake Process." Am J Physiol Gastrointest Liver Physiol