Different combinations or even larger cocktails of agonists and/or antagonists may turn out to be even more effective going forward
However, he added that the situation has since improved, with availability largely stabilising as supply chains adjusted and prescribing practices became more structured
Many users report improved hair density when using BPC-157 as part of a broader peptide protocol alongside GHK-Cu
If you are looking at B12 injections, the most useful starting point is the NHS treatment pathway, because it is built around how the body uses and stores B12 rather than around how often a top-up feels nice to have
Women with a history of copper sensitivity or who take high-dose zinc supplements (which compete with copper absorption) should track copper status if using injectable GHK-Cu for extended periods
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