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Description
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The S-acetyl modification serves two purposes: it makes the molecule more stable and resistant to degradation in the GI tract, and it may help the molecule cross cell membranes more easily than unmodified reduced glutathione
Frias, J.P., et al
The transdermal composition of claim 2 which sustains in an animal at least 50 % of plasma levels of GHK-Cu or copper tripeptide of maximum plasma concentration for at least 12 hrs
