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You may not get enough B12 in your diet if you are: Vegan Vegetarian Over 50 Living with digestive conditions that affect nutrient absorption, such as IBS, celiac, or Crohns disease Taking certain medications like metformin or proton pump inhibitors (PPIs) What are the symptoms of B12 deficiency
As of writing, studies in laboratory animals have not identified significant safety concerns [3, 4]
How long do B12 injections last
Is the injection painful
Its unique chemical makeup is what allows it to slip through cell membranes and interact directly with the NNMT enzyme
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