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After the plasma membrane carrier-mediated GSH release from the cell, GSH becomes accessible to the active site of - glutamyl transpeptidase, which catalyzes the breakdown of the GSH - glutamyl bond forming two fractions: The -glutamyl fraction and the cysteinyl-glycine by transferring the -glutamyl fraction to an amino acid acceptor, forming -glutamyl-amino acid

Keeping a good level of selenium might be harder than it looks

Patients who started GHK-Cu for skin come back and mention that their hair feels different, thicker, stronger, less prone to breakage

Toyoda M, Kaira K, Ohshima Y, Ishioka NS, Shino M, Sakakura K, et al

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Explore mechanism of action, key studies, and research applications