Officials warn unproven glutathione treatment for wildfire smoke exposure

Health officials warn that glutathione, given to wildland firefighters for smoke exposure via IV or nebulizer, has no proven safety or efficacy and could be contaminated; recalls have occurred and an IAFF safety advisory calls for caution, as experts stress the lack of clinical evidence and urge peer-reviewed research before widespread use, despite anecdotal reports of feeling better among some firefighters.