does glutathione help autoimmune disease Glutathione's Effect on – Core Med Science Glutathione And Thyroid: Clinical Evidence
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But taking extra B12 when your levels are already normal hasnt been shown to boost stamina or athletic performance

It promotes positive health and immunity in the body

Bibcode:2001PNAS...98.9533S

But similar marketing doesn't mean similar safety

After heating at 130 C for 6 h and cooling down to room temperature, a dark green solution was obtained
doi: 10.1016/j.bcp.2021.114847 59 HeilMLandWG
