ghk-cu copper tripeptide-1 hair growth mechanisms scientific evidence AHK-Cu Peptide Study (2007) — Plain-Language Summary 3 hair tonic at clinical concentrations Your scalp is skin —
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doi: 10.1016/j.ijpara.2006.12.018
Additionally, it is also used in the treatment of cyanide poisoning, a condition that can cause rapid breathing, confusion, and seizures

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doi: 10.1007/s11102-023-01340-5 218 MajdNWaguespackSGJankuFFuSPenas-PradoMXuMet al

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