ghk-cu effect on gh igf-1 Schematic diagram of the GH-IGF-1 axis, from secretion of to the Frontiers | A Balanced Act:
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The real promise is in the combination with semaglutide ( CagriSema ), where the two mechanisms together produced greater results than either alone

doi: 10.1155/2016/4391375

Another drug, ES2, targets FOXO4 conserved region 3 (CR3) but has a significantly lower selectivity than FOXO4-DRI 25

Both also play a role in immune system health
