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Improvements in skin and connective tissue : Increases in growth hormone and related growth factors can enhance collagen turnover and skin texture, leading to smoother, more vibrant skin

Alt Text: GHK-Cu peptide mechanism diagram showing copper binding, fibroblast activity, collagen synthesis, extracellular matrix remodeling, and wound repair pathways

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Human evidence is limited to early-phase ulcerative colitis trial work under the PL 14736 designation

Secondly, the reason you may never have been tested for B12 deficiency may be because your doctor does not understand that macrocytosis/macrocytic anaemia (large red blood cells) is NOT ALWAYS PRESENT in B12 deficiency