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Vitamin B12 is a key nutrient involved in red blood cell production, neurological health, and metabolic function

A simple blood test can tell us exactly what your Vitamin B12 levels are

Vitamin B12 is crucial for processing nutrients in our cells, especially fats and certain amino acids

Common signs of possible vitamin B12 deficiency can include fatigue or weakness, brain fog or memory issues, shortness of breath, pale or jaundiced skin, and tingling or numbness in the hands and feet

As a result, vitamin B 12 deficiency is relatively common, especially among older people