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B12 injections are also popular among patients who are not deficient but want the energy and cognitive benefits that come from optimizing their B12 levels
You Suffer From Gastrointestinal Distress If you suffer from a gastrointestinal disorder, such as Crohns disease or celiac disease, you should get a vitamin B12 injection
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(1996) Attenuation by prolonged nitric oxide synthase inhibition of the enhancement of fibrinolysis caused by environmental stress in the rat
GPs can prescribe B12 injections following appropriate investigation, which should include: Full blood count to identify macrocytic anaemia Serum B12 and folate levels to confirm deficiency (using laboratory-specific reference ranges) Methylmalonic acid and/or homocysteine when B12 results are borderline Intrinsic factor antibodies if pernicious anaemia is suspected Additional tests depending on clinical presentation (e.g., thyroid function, coeliac serology) When both B12 and folate deficiency are present, B12 should be replaced before folate to avoid precipitating subacute combined degeneration of the spinal cord
