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We can't stress this enough
Injections bypass digestion entirely, while supplements rely on it
GHK-Cu doesn't play well with strong acids like L-ascorbic acid (the most common form of Vitamin C) or alpha-hydroxy acids (AHAs), as they can break the peptide bond and make it useless
Trusted by researchers, used daily, and built for precision
It does not prove the correct isomer, counterion, active-content calculation, residual-solvent profile or human safety
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