b12 injection nhs Instructions on giving injecti can my doctor give me

Figure S3: Vitamin B12 deficiency may cause or be associated with signs and symptoms in multiple organ systems

Vitamin B12 is water soluble, meaning as long as you are taking "prescription-grade" drops, you do not have to worry that the levels are going to be diluted as they pass through your bloodstream

It is found that these two markers started to increase even when B12 level was still above its lower limit of 148 pmol/L (200 pg/L), as such they are considered as more sensitive markers and may help for diagnosis of B12 deficiency

Vitamin B6 also keeps the nervous system functioning properly

Second, if you are vegan and asymptomatic, we will recommend oral supplementation first and only inject if there is a clinical reason