nivin glutathione oral bioavailability low A Targeted Metabolomic Assessment of and Safety in Humans: A Randomized Crossover Clinical Trial Oral delivery of glutathione: antioxidant – Longevity Support: Bioavailable NAD+ and

Important methodological details are difficult to evaluate

Materials and methods Two large-scale human studies Study samples and designs Cross-sectional clinical study The study population comprised three distinct groups: 78 individuals with ongoing PTSD ( persistent PTSD group ), 84 individuals who had previously been diagnosed with PTSD but had recovered ( recovered PTSD group ), and 86 healthy individuals who had no exposure to an index trauma ( healthy control group )

Oxidative stress occurs when the body is overwhelmed by an excess of harmful molecules called free radicals, which it struggles to neutralise

doi:10.1016/j.ecoenv.2023.115489