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Oral B12 supplements require intrinsic factor a glycoprotein produced in the stomach to be absorbed through the ileum
Gave me extra energy and help my mood
Several studies have indicated that the efficacy of oral vitamin B12 supplements is comparable to that of vitamin B12 injections
Deficiency is widespread in the UK due to limited sunlight exposure, and is particularly prevalent in those with chronic illness, darker skin tones, or conditions affecting fat absorption
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