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Re-Energize and Fight Your Fatigue Vitamin B12 is an essential nutrient your body needs to support DNA production, and healthy red blood cells and nerve cells

Armstrong 2014

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The following groups of people are at a greater risk of developing a vitamin B12 deficiency: Vegans or vegetarians People 75+ years Having a digestive system disorder like Crohns or celiac disease Drinking excessive amounts of alcohol Having Sjgrens syndrome Taking certain medications like oral birth control or metformin Common symptoms of a vitamin deficiency include fatigue, numbness, poor balance, memory loss, and breathlessness