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Who Should Prioritize GHK-Cu vs AHK-Cu
This is vastly more dilute than topical formulations, but isolated cells in culture have direct peptide access without any barrier to penetration
Absorption rate compares favorably for both injectable methods over oral supplements, though IV infusions hold an edge
That is the entire basis for the you can take it orally framing you will see repeated online
They are not FDA-approved
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