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Cyanocobalamin is a form of vitamin B12. It is used to treat or prevent vitamin B12 deficiency
active malignancy
How long should it last
The typical injection, a vial of neon red liquid that resembles the dyed sugar water I put in my hummingbird feeder, contains 1,000 micrograms of B12, or in excess of 400 times more than what the average person requires
No clinical trial has tested either combined schedule
For adults, a common dosage is weekly injections of 1000 mcg (1 mg) of vitamin B12
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