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It is diagnosed through skin biopsy showing reduced intraepidermal nerve fiber density (IENFD) or corneal confocal microscopy showing reduced corneal nerve fiber density

Appetite and sleep changes Self-reported appetite shifts (in both directions) and altered sleep difficulty falling asleep, lighter sleep, or vivid dreams are described inconsistently across community sources, with no documented dose relationship

What does the research say about GHK-Cu effectiveness in humans

When NO is excessive: The peptide helps normalize levels, preventing the tissue damage that can result from NO overproduction during severe inflammation

Adequate sleep for seven to eight hours per day isnt replaced

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