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While injections are effective, a balanced diet rich in B12-rich foods can also play a role in boosting energy levels

B12 is a vitamin found only in animal products such as meat and dairy, although sometimes breads and cereals are fortified with it

While it might sound a bit daunting, youll receive clear, detailed instructions on how to do this safely and comfortably at home

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Common signs include: Fatigue and weakness Numbness or tingling in the hands and feet Difficulty walking or balance problems Mood changes, such as depression or anxiety Cognitive difficulties, including memory loss or confusion If not treated, a B12 deficiency can cause serious problems