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Ive been getting comprehensive bloodwork every 12 weeks for over three decades, and I STILL do it without exception
Foods (2019)
While symptoms like extreme tiredness or pins and needles can be big clues, lots of other health issues can cause them too
Consistency matters more than timing for most individuals
One of the first symptoms women experience with low B12 levels is fatigue
A peer-reviewed study by the National Institutes of Health shows that B12 absorption depends on the presence of intrinsic factors in the stomach
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