2013 parkinson's disease glutathione 4 authors Frontiers Chemically Induced Models of Parkinson's
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doi: 10.1016/j.immuni.2018.07.016 16

Yes, Opitac is a clinically tested, high-purity form of glutathione

The descent time in pole test was shortened in BV2-metformin-loaded PLGA-treated mice compared to untreated PD-mice, and suspension test improved grip score (from 1 to 3 points)

Stirban, A., Gawlowski, T

The level of Fe-SOD increases during the differentiation of short stumpy forms of the parasite into dividing procyclic forms [66]

For more on this approach, read What Is Liposomal Glutathione
