is 3000 mg of glutathione too much High-Dose IV Add-On Glutathione for skin lightening -

Neurological symptoms may develop insidiously and include paraesthesia (pins and needles), numbness in hands or feet, difficulty walking, memory problems, mood changes, or cognitive impairment

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2 These reactions are essential for dozens of bodily processes: providing the building blocks for DNA and RNA, recycling amino acids, recycling homocysteine, regenerating methionine and producing compounds such as S-adenosyl-L-methionine (SAMe) that are required for neurotransmitter production and many other gene-related systems

2.10 Glutathione GSH/GSSG-Glo assay Cells were seeded in cRPMI in white-walled 96-well plates (Promega, Madison, WI, USA) at a density of 15,000 cells/well

10.1016/j.chemosphere.2019.04.026 Chemosphere

x Kuefner, M.A., Schwelberger, H.G., Weidenhiller, M., Hahn, E.G