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Dogs and cats can be deficient in this vitamin, especially those with exocrine pancreatic insufficiency
However, human studies are needed to confirm its efficacy
THE PROBLEM Your B12 Supplement Might Be Working Against You If you're taking a standard B12 supplement and still feel tired, foggy, or have nerve pain, there's a reason
Persistent oxidative stress regulates many transcription factors/activators, such as NF-B and p53, thereby influencing the cell cycle and DNA repair signaling pathways (Reuter et al., 2010)
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