vitamin b12 nasal spray vs injection Will injections and really recover my severe deficiency? : r/B12_Deficiency These highlights do not include
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They might also feel drowsy, or some other metabolic function might change slightly
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
They are more stable and resistant to exopeptidases and endopeptidases due to the lack of terminal amine and carboxylic acid groups and a limited access to the cleavage sites [113]
Administered by licensed professionals, these injections ensure faster absorption and more effective results than oral supplements
A licensed US provider reviews and, if appropriate, prescribes a protocol shipped to your door.
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