However, markedly elevated levels without supplementation may warrant GP review to exclude underlying conditions such as haematological disorders, liver disease, or renal impairment
There are three groups of people who should ensure they have a regular, reliable source of vitamin B12 by supplementing their diet with vitamin B12-fortified foods or B12 supplements: those whove had bariatric surgery (which can sometimes impair absorption), those eating plant-based diets, and the more than a hundred million Americans older than age 50
Digestive disturbances: Symptoms may include loss of appetite, nausea, and diarrhea
Omeprazole + Vitamin B12 Fact: Omeprazole, a proton pump inhibitor (PPI) used to treat acid reflux and stomach ulcers, may reduce absorption of vitamin B12 when used long-term (months or years)
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This post covers the part that matters just as much: how much, how often, and how to actually use it