best site to give b12 injection How a Injection: Step-By-Step Instructions Vitamin B12 Injections
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Because of this, I recommend any patient who is symptomatic and has suboptimal levels of vitamin B12 (as defined above) consider a trial of sublingual B12
Conditions that damage the gut lining can prevent B12 absorption from food or oral supplements
For those requiring supplements, cyanocobalamin and hydroxocobalamin are both effective forms available in the UK, with hydroxocobalamin preferred for injections due to superior tissue retention, as noted in the British National Formulary
It is also critical for the brain
The four below sit closest to it in research community use
