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GHK-Cu is a highly effective and safe peptide when prescribed and administered by trained professionals

Autophagy 8:17691781 Cardaci S, Filomeni G, Rotilio G, Ciriolo MR (2010) p38(MAPK)/p53 signalling axis mediates neuronal apoptosis in response to tetrahydrobiopterin-induced oxidative stress and glucose uptake inhibition: implication for neurodegeneration

Hadzic et al., 2005

10.1186/s43556-021-00060-1 Mol Biomed

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Lyophilised powder: freeze at -20 C or below immediately on receipt - stable for years Reconstituted solution: refrigerate at 28 C , use within 30 days , never freeze (ice crystals damage the peptide) Topical serums / creams: cool, dark storage