The only way it might be done is if a group of researchers could convince a non-profit organisation to provide a grant
[50] However, there is no human data available to prove the superiority of S-acetyl-glutathione over plain glutathione for skin-lightening effects
Like many therapeutic peptides, it may require daily (or near-daily) administration, as in the previously referenced mouse and rabbit studies.12 17 Moreover, as a preventive or a drug for managing chronic health conditions, treatment ought to be ongoing and may involve periodic breaks in dosing (cycling), which is also common with many therapeutic peptides
Exomind will be my favourite since, I have felt the difference right away
While studies explore plausible mechanisms (NO-system modulation, VEGFR2-Akt-eNOS signaling, GHR/JAK2 in tendon cells), well-controlled human trials are limited