Our bodies do not make vitamin b12, we consume it in our diet
Proper use assures appropriate reimbursement and reduces claim denials
Quality control feels genuinely consistent
While the IOM had based B12 needs on the amount required to correct hematological parameters for people with pernicious anemia, the EFSA had almost 20 more years of research to draw on, and concluded that the most suitable approach was basing needs on biomarkers (serum B12, holotranscobalamin, MMA, and homocysteine)
Patients should be reviewed 812 weeks after commencing treatment to assess: Symptomatic improvement, particularly resolution of fatigue and neurological symptoms Haematological response (normalisation of haemoglobin and mean cell volume) Reticulocyte count typically rises within one week, indicating bone marrow response Repeat serum B12 testing is generally not useful after starting parenteral therapy, as levels remain elevated for months