Often when they appear, it is due to a simple failure in measurement
Post-bariatric surgery patients Surgical alteration of the stomach or small intestine reduces the absorptive surface area for B12
PubMed Heffernan, M.A., Thorburn, A.W., Fam, B., Summers, R., Conway-Campbell, B., Waters, M.J., & Ng, F.M
Yes, they do
Deficiency may result from several things including: Pernicious anaemia where your body cannot absorb B12 efficiently from food Diets low in B12-rich foods Certain medications, including some contraceptive pills, that interfere with absorption Low B12 levels can manifest in several ways, and many of these symptoms directly affect hair health
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