US$ 29.69
copper peptide ghk cu hair growth clinical study human ghk-cu evidence GHK-Cu Peptide Regeneration Review (2018) — Research Summary Copper Peptide (GHK-Cu): Clinical Uses,
Description
02 Sublingual Spray High Bioavailability Patient Preferred Absorbed directly through the mucous membranes under the tongue, bypassing first-pass liver metabolism

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The consequence of this solution is a much better stability in gastric juice, better biological activity, because the intact compound is present in the body for a longer period, thanks to which its absorption is significantly improved

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