it is naturally occurring, nontoxic, and is active at a very low nanomolar concentration.11 Another piece of research described GHK-Cu as a safe, inexpensive, extensively studied compound.3 These conclusions primarily apply to topical GHK-Cu, but even with injectables, the lack of serious adverse events in animal subjects points to a general tolerability regardless of the route of administration
For wound healing and tissue repair, improvements can be observed within days to weeks, with most treatment protocols lasting 4-8 weeks for optimal results.
Your provider reviews any aftercare instructions before you leave
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Recap the needle carefully (push cap onto needle, don't hold cap while pushing needle in)