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Common signs of a B12 deficiency include: Feeling Constantly Tired Persistent fatigue and low energy are among the most common signs of a vitamin B12 deficiency
However, low levels Some peoples bodies do not produce enough stomach acid or intrinsic factor if they have a condition known as autoimmune atrophic gastritis
They may look like a tiny flicker or flutter under the skin and can be seen in the affected muscle
Our bodies cant produce B12
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