In PD, the spread of the pathological alpha-synuclein from the gut to the brain is mediated along the vagus nerve
Composed of the amino acids cysteine, glutamic acid, and glycine, gamma-glutamyl-L-cysteinyl glycine, or glutathione (GSH), is a tripeptide thiol that's present in large concentrations in the cytosol and organelles of every cell
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However, without adequate glutathione, the vitamin C may be used up more quickly by the body
Methods: After collection, the ejaculates of Holstein bulls were subsequently diluted with a Tris extender buffer supplemented with different concentrations of SeNPs (0, 1, 2, and 4 g/ml), followed by semen equilibration at 4C and assessment of sperm viability and motility
One thing is vitamin C if you look at all the literature, they'll tell you vitamin C at low doses that means about 10 grams or less per day is an antioxidant