glutathione delays menstruation Sex differences in metabolism and acetaminophen toxicity Frontiers | Erastin-induced multi-pathway cell
Description
Bioluminescence For in vivo luminescence, mice were injected i.p

NOT FOR HUMAN OR ANIMAL CONSUMPTION
As far as I know (I'm not medically trained or a scientist) overdosing B12 is unlikely as excess passes out in urine

Ont Health Technol Assess Ser

Supplementation may help improve mood and reduce symptoms of depression, particularly in those with B12 deficiency