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Per MedlinePlus, the following conditions can inhibit your body from absorbing enough vitamin B12: Excessive alcohol use Crohns disease Celiac disease Pernicious anemia Digestive disorders Fish tapeworm infection Surgeries that remove certain parts of your stomach or small intestine Long-term use of antacids and other heartburn medicines can also cause vitamin B12 deficiency
Approximate doses per vial 40.0 doses Math reference only for in-vitro and laboratory research use
If you take high doses over a long period of time, niacin can damage the liver
Animal and initial human studies indicate promising healing benefits
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