For patients seeking weight loss who request B12 injections, GPs should: Assess for genuine deficiency through appropriate blood tests rather than empirical treatment Provide education about the lack of evidence supporting B12 for weight loss in non-deficient individuals Explore underlying concerns about weight and energy levels, addressing these through appropriate channels Signpost to evidence-based resources such as NHS weight management services according to local pathways Patients should contact their GP if they experience unexplained fatigue, neurological symptoms (numbness, tingling, balance problems), or signs of anaemia (pallor, breathlessness, palpitations), as these may indicate B12 deficiency requiring investigation
For someone starting at 220 pounds, that translates to roughly 46 pounds of total weight reduction over a standard treatment course
This Vitamin B-12 shot can be used at home as an injection, under instruction of a doctor
Current Pharmaceutical Design, 26(25), 28732883
Clinical trials tested doses up to 1mg daily without significant adverse effects, but this does not mean higher doses produce better results or that exceeding researched doses is safe
in such settings the risk benefit ratio should be reassessed, and preservative-free preparations considered