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Hair: the more interesting but more limited evidence This is where I want to exercise caution, because GHK-Cu is being marketed for hair loss in midlife women with a confidence that the human evidence does not quite support yet
Thiol chemistry in peroxidase catalysis and redox signaling
None treats, cures, or prevents any disease
Symptoms will return (see point 3)
As part of a multi-peptide stack for body composition, longevity, or sleep optimization, it counts as one peptide in the stack pricing
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Researchers with Wilson's disease or known copper metabolism disorders should avoid GHK-CU entirely
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