The British Society for Haematology emphasises that treatment should not be delayed whilst awaiting confirmatory test results if clinical suspicion of B12 deficiency is high, particularly when neurological symptoms are present
Vitamin B12 injections play an essential role in helping your brain to function better and the production of DNA as well as red blood cells, which can be very effective especially to those who live by a vegan or vegetarian diet lifestyle, as their diet does not contain the natural vitamin B12 supplements needed in their foods that they regularly consume
While injectable B12 is generally considered more effective, oral supplements are an acceptable alternative depending on the needs of the patient
Find the best time to take B12 supplements here
For more details, take a look at our post on how fast a B12 shot works
These medicines include certain heartburn medications, proton pump inhibitors, diabetes medications (such as Metaformin), and H2 blockers