ghk cu clinical trials results january 2026 GHK-Cu: The Repair Peptide Your Skin Was Born With — Morganna's Alchemy Skin Care CRISPR Clinical Trials: A 2026

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Nausea rates reached 31% at the 15 mg dose, diarrhea 23%, constipation 17%

NIH.gov (2026) lists it as experimental, not substituting FDA-approved treatments like minoxidil

GHK-Cu mechanism and discontinuation implications GHK-Cu functions through multiple mechanisms creating skin improvements, with discontinuation effects depending critically on whether peptide presence remains necessary for maintaining induced changes or whether improvements become self-sustaining after initial stimulation period