glutathione-mediated reduction of hydrogen peroxide Uses NADPH Several lines of antioxidant defense

Food Cosmet Toxicol

The observed accumulation of oxidized (and/or otherwise modified) proteins in older lenses is consistent with the diminished capacity of these protective systems to keep pace with the insults that damage lens proteins

BPC-157 (15 aminocidos, ~1.419 Da) modula el sistema del xido ntrico, las prostaglandinas y la sealizacin de factores de crecimiento, con relevancia particular en tendones, ligamentos y tejido digestivo

This may imply that RIPK1, which is involved in necroptosis in IBD, may damage the intestinal barrier

PRR, proportional reporting ratio

So, a fair summary of this ingredient would be "promising with real mechanistic backing, but not yet large-scale proof"