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Copper Metabolism Concerns Copper metabolism concerns represent theoretical risk of copper accumulation with prolonged use, though no documented cases of copper toxicity at recommended doses exist in literature
Copper Tripeptide Structure and Basic Identity GHK is glycyl-L-histidyl-L-lysine, a three-amino-acid peptide
However, with any new active ingredient, its always smart to be cautious
Gene expression modulation studies (over 4,000 human genes documented)
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