For reference, one standard drink contains 14 g of alcohol, so having a couple drinks a day can have a cumulative impact on vitamin B12
Whatever health and wellbeing looks like to you, its important to make sure that your body is getting high-quality nutrients in the right quantities regardless of dietary restrictions, lifestyle, or other factors
The best thing to do
A blood test is an indication for how much the brain might have access to B12, but if for instance the blood-brain barrier does not absorb enough B12, the brain will have too little B12, while the blood test is normal
A B12 self-injection pen is available as an option for patients who prefer it over a traditional syringe
This is the single fact that does the most work in separating the two compounds evidence profiles, and its worth flagging early rather than burying it