theoretical risks include increased hypoglycaemia, unpredictable cardiovascular effects, and compounded uncertainty from two incompletely characterised compounds
If you are B12 deficient, you may feel a boost in energy almost immediately after the injection
Injections bypass the gastrointestinal tract and are the standard treatment for pernicious anaemia and severe deficiency in the UK
The typical injection, a vial of neon red liquid that resembles the dyed sugar water I put in my hummingbird feeder, contains 1,000 micrograms of B12, or in excess of 400 times more than what the average person requires
A patient must not self-medicate under any circumstances
Individuals considering its use should consult a healthcare professional to weigh its benefits against possible risks