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A deficiency in Vitamin B12 can lead to symptoms such as tiredness, weakness, anaemia, and cognitive issues
These typically settle within a day or two
Note that the numbers in parentheses (1, 2, etc.) are clickable links to these studies
Energy and metabolism support Physician-prescribed B12 (methylcobalamin) injections to support energy levels, metabolism, nerve function, and overall vitality
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If you experience sustained energy improvement and the cost-benefit ratio is favorable, continuing long-term is reasonable
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