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These effects appear to result from GHK-Cu's ability to enhance Schwann cell proliferation and migration while promoting the expression of myelin-associated proteins essential for nerve fiber repair

PMID: 2555512 PMC1572913 Pigmentation Pathway (MC1R, Preclinical) Eumelanin upregulation via cAMP / MITF / tyrosinase axis MC1R activation by melanocortin agonists is reported to raise intracellular cAMP, upregulate MITF, and increase tyrosinase-mediated eumelanin synthesis in epidermal melanocyte models

However, this does not translate into increased energy in healthy individuals, as research suggests supplementation does not significantly affect energy levels unless a deficiency is present

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