8 common symptoms of vitamin B12 deficiency

Depression and irritability are mood changes that may be attributed to a deficiency of B12.

B12 deficiency can cause nerve damage, which is identified by tingling or numbness in the hands and feet.

Common oral symptoms of B12 deficiency are glossitis and mouth ulcers.

Fatigue and weakness can be symptoms of vitamin B12 deficiency and may decrease energy levels.

It can be characterised by shortness of breath and dizziness that are linked to the decreased production of red blood cells.

Pale or jaundiced skin may be an early visible symptom of low B12.

This may cause cognitive problems such as memory loss and confusion.

Impaired balance and coordination are indicators of neurological influence.