High glucose activates the PKC pathway and promotes the accumulation of advanced glycation end products (AGEs), which on the one hand accelerates the consumption of NADPH in RPE cells
Parca L, Beck M, Bork P, Ori A
However, there are some potential side effects and risks associated with using glutathione supplements: Digestive issues: Glutathione supplements may cause digestive issues in some people, which may manifest as nausea, vomiting, diarrhea, or abdominal pain
These advances did not just happen in labs many are already out in the world and helping real people
Furthermore, patients should be advised to avoid contact with eyes and mucous membranes when using this nasal spray
As a vegetarian, I have to supplement B12 as I tend to be low, so that was an added bonus to the shot