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The main tests for checking B12 levels include: Serum Vitamin B12 Test: Measures how much B12 is in your blood, but high levels dont always mean theres a problem
Choose a time that works daily and stick with it
You have a related condition: diagnoses such as pernicious anemia, malabsorption, celiac disease, or atrophic gastritis can establish medical necessity for injections
Appropriate use is determined individually by a licensed medical provider based on your health profile, and it requires a prescription and clinical oversight
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