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Lifestyle factors such as heavy smoking and drinking or a poor diet over a prolonged period can also lead to low B12 levels or deficiency
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The vitamin is involved in the production of neurotransmitters, which can help balance mood, improve focus, and even alleviate symptoms of depression
Its structure was confirmed by mass spectrometry and amino acid analysis [2]
These schedules are based on the bodys ability to store B12 and are designed to be effective in preventing symptoms
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