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It is worth noting that fatigue may appear before anaemia develops in some cases, as the neurological and metabolic effects of B12 deficiency can manifest independently of haematological changes
There are no adequate and well-controlled studies in pregnant women
When levels are low, it can show up as fatigue, brain fog, weakness, poor concentration, or feeling unlike yourself
Provides Fast and Efficient Results Unlike oral supplements, which must pass through the digestive system, B12 injections deliver the vitamin directly into the bloodstream
The catch is that B12 is one of the few nutrients you cannot get from an unfortified plant diet
However, gastric acid plays an important role in digestion and absorption
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