is glutathione an active ingredient Vita Glow Spicule Shot 30ml INGREDIENT SPOTLIGHT: Glutathione | Citrine
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Epitalon , Pinealon , and other short-sequence peptides benefit from refrigeration despite their small size

doi: 10.1016/j.neuroscience.2019.02.020

[DOI] [PubMed] [Google Scholar] 33.Branco M.R., King M., Perez-Garcia V., Bogutz A.B., Caley M., Fineberg E., Fineberg E., Lefebvre L., Cook S.J., Dean W., et al

They cited Pyo et al

Glass vials for injection are not designed to be frozen
