ghk cu apex peptides Everyone seems to be talking about GHK-Cu right now… but most people still don't understand what it actually does. GHK-Cu is a naturally occurring copper-binding peptide that has been studied for its GHK-Cu / TB-500 / BPC-157
Description
Biological Chemistry 279, 48694876

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The intensity of the color follows a straightforward rule

Limited human data
Discard any vial showing turbidity, suspended particulate, yellowing, decolourisation, or visible precipitate

Generally, a higher concentration means a more potent product, but starting with a lower concentration is crucial to gauge your skin's tolerance
