Here are some common causes: Dietary deficiency, mainly in vegans and vegetarians Pernicious anemia, an autoimmune issue with intrinsic factor production Gastric disorders, like atrophic gastritis or gastrectomy Malabsorption conditions, including Crohns disease and celiac disease Certain medications, like proton pump inhibitors and metformin Signs and Symptoms Requiring Medical Intervention Its important to know the signs of vitamin B12 deficiency
Starts at $650 for a 1-month supply Price may vary based on insurance coverage Additional costs apply, including a medical review, provider support, and side effect management
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Suppression of human immunodeficiency virus type 1 viral load with selenium supplementation: a randomized controlled trial
The dose of 15 mg also increased the odds of discontinuation due to adverse events by at least twofold regardless of comparator
Nausea typically passes as your body becomes used to your dosage