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They both affect energy production, help delay the onset of fatigue, and promote faster recovery after a workout
GHK vs GHK-Cu in the research literature A frequent source of confusion is whether studies refer to the free peptide (GHK) or the copper complex (GHK-Cu)
Under normal physiological conditions, the Keap1-Cul3-E3 ubiquitin ligase complex targets multiple lysine residues within the Neh2 domain at the N-terminus of Nrf2 (between the DLG and ETGE motifs), promoting ubiquitination for subsequent degradation
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