So while toxicity in the traditional sense is unlikely, the medication is not risk-free after expiration
Myers began experimenting with intravenous vitamin therapy
Wu S, Chang G, Gao L, Jiang D, Wang L, Li G, et al
It has not received marketing authorisation from the MHRA, the EMA, or the US Food and Drug Administration (FDA), and therefore cannot be legally prescribed or dispensed outside of authorised clinical research settings
What this means practically: the nanomolar concentrations at which GHK-Cu activates fibroblasts in a petri dish may not be what reaches dermal fibroblasts after topical application
Gao Y, Peterson E, Pagidipati N