Summary: Excessive vitamin B12 intake rarely causes toxicity, but very high levels from supplements or injections may be associated with skin reactions such as acne-like eruptions, though serious adverse effects remain exceptionally uncommon
Acetaminophen toxicity: The most well-established clinical application of glutathione repletion is the treatment of acetaminophen (paracetamol) overdose
Ukraine Patent UA111511 (C2) Lee WS, Kim HS, Lee HJ, Sang KB, Ki KS, Kim SW, Chang CS, Joo HS, Seo YI, Yu JN (2010) The mutant of Saccharomyces cerevisiae producing glutathione to high concentrations and the mass production method of glutathione by culturing the mutant of Saccharomyces cerevisiae
Inflammatory conditions, tendinopathy, partial tears, and post-surgical recovery are the strongest cases based on available research