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Fatigue and lethargy Clinical trials recorded fatigue as an occasional adverse event
Those with deficiencies may need up to 1,000 mcg daily until levels normalise, then maintenance doses of 25-100 mcg
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Archived from the original on 8 September 2017
Adenosylcobalamin (where the ligand attached to the cobalt atom is a 5'-deoxyadenosyl group) is one of the two biologically active coenzyme forms of Vitamin B12 in the human body
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