H 2 O 2 has a longer half-life and can cross membranes (Sies, 2014), which confers properties to H 2 O 2 as a mitochondrial signal (Raimundo, 2014)
One study, in particular, suggested that while it could not reverse the effects, a mixture of B12 and Omega-3 could slow down mental decline for early-stage dementia patients
Glutathione and NAC may theoretically interact with certain medications, including glyceryl trinitrate (GTN) (which may lead to potentiation of hypotension and headache) and some chemotherapy agents
The system biology of thiol redox system in Escherichia coli and yeast: differential functions in oxidative stress, iron metabolism and DNA synthesis
Regeneration or risk
The evidence: Unapproved peptides have little, if any, human clinical trial data supporting safety or efficacy