how often do you have to have b12 injections Does Help Lose Weight? B12 Injections for Weight Loss:

The mechanisms behind B12 deficiency in metformin users are multifactorial but are probably related to intestinal absorption, so it seems sensible to assume that oral B12 replacement may be less effective, although there is little evidence in this area

Hydroxocobalamin, the form of B12 most commonly used in UK clinical practice, may cause a harmless pink or red discolouration of urine

Its worth saying clearly that this isnt a treatment for a specific diagnosed illness

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Theyre ideal when quick, reliable results are needed