The copper peptide is inherently stable in aqueous solution at physiological pH (6.5-7.4), which matches normal skin surface conditions
In fact, even when development as a prescription obesity drug slowed (after some longer trials showed only modest results), AOD-9604 found new life as a wellness peptide due to its excellent safety profile
As I said before PA is still thought to be the primary culprit here, other causes of B12 deficiency such as malabsorption caused by metformin, H2 blockers, PPIs, parasites, etc
Failing to record the puncture date is the most common storage error in laboratory settings
Experimental investigations have reported effects on VEGFR2 phosphorylation, focal adhesion kinase (FAK) activation, ERK1/2 signaling, and nitric oxide-associated regulatory pathways
For comprehensive stacking protocols that combine AOD-9604 with muscle-preserving peptides, see our peptide stacking guide