glutathione ovarian cancer GPx3 supports progression by manipulating the extracellular redox environment Glutathione: Lights and Shadows in

But more evidence is needed for safety and long-term use

Excessive Vitamin B12 May Increase the Risk of Lung and Colon Cancer A large-scale 2017 study published in the Journal of Clinical Oncology found that males who supplemented with megadoses of vitamins B6 and B12 had a 30% to 40% increased risk of lung cancer compared to individuals who did not supplement

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The WHO also urges manufacturing companies to design devices that would protect health workers from accidental needle injuries

Goldstone, A

Left untreated, a deficiency in vitamin B12 can cause irreversible nerve damage and cognitive decline, making early diagnosis and treatment crucial