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Essential for energy production, metabolism, and overall health, B12 is a powerhouse nutrient that many people unknowingly lack
Just look at the history of people with ME (myalgic encephalomyelitis) or with Long-Covid, and how they have been ill-diagnosed and not well treated, and you realize how mediocre the specific evaluation of many people with unexplained symptoms may have been
Studies show "increased energy and slight weight changes within the first few weeks" with more substantial changes following
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