is it better to take glutathione or nac vs Glutathione: Differences & Benefits Should You Be Taking NAC?

Furthermore, bis-allylic carbon-containing PUFAs, such as the ones found in cardiolipin, may function as a filter in the inner membrane of the mitochondrial intermembrane space to trap deuterium before it reaches the ATPase pumps, protecting the cells from mitochondrial-respiratory chain dysfunction

and reduce her production of glutamate (an excitotoxic neurotransmitter)

Emerging neuroprotective effect of metformin in Parkinsons disease: a molecular crosstalk

However, some HSA/FSA accounts may cover the service if it's properly documented, so it's worth checking with your provider

Vitamin B12 Vitamin B12 is a neuroprotective, water-soluble vitamin that is naturally found in animal products including fish, meat, poultry, eggs, milk, and milk products