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However, when symptoms occur, often due to the underlying condition rather than the elevated B12 itself, they may include 12 : Acne Headaches Anxiety Irregular heartbeats Trouble falling or staying asleep Nausea Fatigue Dizziness The symptoms of high vitamin B 12 are vague

In these cases, the body may not absorb enough B12 from food or even from oral supplements

This post covers the part that matters just as much: how much, how often, and how to actually use it

The absorption of B12 depends on a protein produced in the stomach which decreased with age, therefore even meat eaters can be deficient in this vitamin

In turn, you cant shed those excess pounds youve been trying to get rid of for so long