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When the human body cannot fulfill the adequate requirement of this vitamin
Some reasons your body may not be able to get enough B12 from food include: Anemia Gastritis Crohns disease Celiac disease Alcohol use disorder Sjgrens syndrome Weight loss surgery, or surgery that removes part or all of your stomach A vegan or strict vegetarian diet (as B12 is only found in animal products) Medications, such as metformin and drugs used to treat gastroesophageal reflux disease (GERD), indigestion, and stomach ulcers Pregnancy Your doctor could also order a B12 test based on your symptoms
Because 4.5 units is a very small draw, precision matters
Vitamin B12, or cobalamin, is a water-soluble vitamin that helps your body produce red blood cells and DNA
