GHK-Cu is the ingredient contained within the topical copper peptides that have been available in beauty clinics for forty years, the main caveat being that topical GHK-Cu must successfully penetrate the stratum corneum to access the dermis
Explained simply and clearly in this short video
This provides circumferential peptide coverage around the joint capsule
In injection form, its one of those quiet power players that can make a big difference in energy and brain function, especially as we get older
Yes, B12 injections can have side effects, although they are generally rare and mild
otherwise, high-dose oral B12 (1,0002,000 mcg/day) usually works just as well