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The NHS delivers B12 injections through a nurse or doctor for exactly this reason
They also cost time and money, and in some cases expert groups have decided that routine screening does not clearly improve health for everyone
The weight change is a return to health rather than targeted fat loss
The information in this article is for scientific and educational reference only and does not constitute medical advice
The strongest support comes from clinical evidence focused on treating vitamin B12 deficiency, not from general wellness claims What science supports The NIH Fact Sheet for Health Professionals shows that intramuscular B12 injections are effective at raising blood B12 levels and correcting deficiency
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