doi:10.1136/bmjopen-2014-006964
I generally refused them because of my problems with benzos in 2006 and 2012
How Vitamin B12 Injections Work for Pernicious Anaemia Vitamin B12 injections in the UK contain hydroxocobalamin , which is the standard injectable formulation used in NHS practice
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They are often discussed in nootropic and biohacking communities for goals such as focus, memory, mood, sleep, stress resilience, neuroprotection, and brain repair
Your body might not be absorbing the vitamin at a steady rate when you are taking supplements, and thats where a Vitamin B12 shot can help accelerate the process