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If you have vitamin B12 deficiency from pernicious anemia or as a result of bariatric surgery, then you must supplement with vitamin B12 regularly in order to prevent debilitating symptoms such as fatigue, depression, muscle pain, memory loss, and other signs of cognitive and neurological breakdown
Spotting one or more of these could mean your Vitamin B12 levels are low, and its time to take action
Animals (Basel)
PubMed , International Journal of Stem Cells , vol
Fate of dietary glutathione: disposition in the gastrointestinal tract Am J Physiol Gastrointest Liver Physiol
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