Any temperature excursion above 8C causes irreversible peptide denaturation when in doubt, discard and reconstitute fresh vials.
As this compound is highly unstable, it cyclizes spontaneously to 12-oxo-10,15 c -phytodienoic acids (OPDA), i.e., with a prostaglandin-like structure, in two of the four possible stereoisomers (or it can be hydrolysed rapidly to - and ketols)
Because glutathione contains a highly reactive sulfur group, poor formulations can degrade quickly, causing a loss of potency and unpleasant sulfur odors, reducing the potency of glutathione for melanin regulation
Clinical studies show an average weight reduction of 15% over 68 weeks
An elevated heart rate may contribute to feelings of restlessness or anxiety, potentially disrupting sleep