More studies looking at different ways of administering glutathione, such as intravenously, are needed to determine if it could be helpful
Acknowledgements Michael J
Consequently, this process suppresses mitochondria-associated ferroptosis[112]
ROS are a necessary defense system to combat microbial respiratory infections (Lambeth, 2004), but oxidative stress and the excessive production of ROS by numerous cells including monocytes and macrophages, neutrophils, as well as pulmonary endothelial and epithelial cells play a major role in the development of ARDS and its complications during COVID-19 infections (Meftahi et al., 2021)
With a 5mg vial at 0.5mL, it's even worse
(PubMed) Neugebauer J, Zanre Y, Wacker J