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The standard GHK-Cu injection dosage is 1 to 2 mg administered subcutaneously once daily, five days per week
Earlier framings of "0.34 partial agonist at GCGR" or "0.4 softened agonist at GLP-1R" mistook potency ratios (EC50_LY EC50_native) for efficacy multipliers (E_max_LY E_max_native) and are retracted
Stability Focused: Stored under controlled conditions to maintain integrity
S.et al (2025)
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