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Skin improvements may appear within a few weeks, while deeper healing benefits take longer
DOI: 10.3390/antiox13020184
[5] [6] Early-phase clinical trials including a Phase 2 trial published in the New England Journal of Medicine (2023) have reported significant reductions in body weight and improvements in metabolic markers, though this evidence remains preliminary and is not sufficient to establish a clinical dosing or reconstitution standard
GHK-Cu Side Effects GHK-Cus side effect profile is mild
Castle MJ, Baltans FC, Kovacs I, Nagahara AH, Barba D, Tuszynski MH
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