Intravenous (IV) therapy delivers glutathione directly into the bloodstream for maximum absorption
J Neural Transm Suppl
doi: 10.1016/j.bioorg.2011.08.004 9
After it's absorbed in the body, it is converted into cysteine, which then goes on to be converted into glutathione
Partial reduction reactions occur even under physiologic conditions, causing release of superoxide radical (O 2 ) and hydrogen peroxide.[] NATURAL SOURCES OF GLUTATHIONE Glutathione is available naturally in fresh leafy vegetables, broccoli, walnuts, chestnuts, oranges, whey protein, tomatoes, fresh fruits, avocados, asparagus, meat, and poultry.[] PHARMACEUTICAL FORMULATIONS OF GLUTATHIONE Glutathione is available as oral preparations (pills, sublingual tablets, solutions, syrups, and sprays) and parenteral forms (IV preparations)
Group II (10 patients) received oral glutathione capsules (500mg/day) for 4 weeks