Letybos approval is supported by data from three Phase III trials comprising more than 1,200 participants and showing that the drug elicited significant treatment success, defined as no or mild glabellar lines and an improvement of at least two points on the Glabellar Line Scale versus baseline, according to its label
Dosing schedule Protocol detail Overview at a glance How it works GHK-Cu is a naturally occurring peptide that binds copper and plays a role in extracellular matrix signaling and remodeling
coli Based on our findings that the glutathione redox homeostasis can be fully restored by the addition of endogenous reduced glutathione to a gshA mutant lacking the transporter Gsi, essentially with the same velocity as in a mutant lacking only GshA, we hypothesized the presence of a yet unidentified glutathione transporter specific for reduced glutathione
Huser W, Petzke F, Fitzcharles MA Dtsch Arztebl Int
Translation: the animal data is extremely strong, but the human data is basically anecdotal plus a couple of pilot studies