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Long-term Management Considerations If you need B12 shots for a long time, keeping an eye on your levels and adjusting your plan is important
Oral administration of high-dose vitamin B 12 (1 to 2 mg daily) is considered as effective as intramuscular administration for correcting anemia and neurologic symptoms Despite many studies suggesting oral administration of vitamin B 12 to be easy, effective and less costly than intramuscular administration, debate surrounds the effectiveness of the oral route
Does Vitamin B12 Deficiency Cause Hair Loss or Is It a Myth? December 2025
B12 is also known by the name Cobalamin so don't get confused if you see that term thrown around online
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