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GHK-Cu operates through copper-mediated signaling without the retinoid irritation profile
Here's what actually works, based on conversations with dozens of people who've figured this out the hard way
Its 15-amino-acid sequence (Gly-Glu-Pro-Pro-Pro-Gly-Lys-Pro-Ala-Asp-Asp-Ala-Gly-Leu-Val) is stable in acidic and proteolytic environments, which distinguishes it from most endogenous peptides and makes oral administration viable in animal studies
While this short peptide has excellent bioavailability when injected, researchers have also successfully administered epithalon in the form of nasal spray
M., Wallis, S
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