can sometimes cause neurological symptoms.
- Numbness or Tingling: A person may experience pins-and-needles sensations, numbness, or unusual sensations in the hands and feet.
- Balance Issues: Difficulty walking, coordination problems, or impaired balance can occur in more significant deficiency.
- Cognitive Changes: Some people may experience problems with concentration or memory, along with fatigue or mood changes.
- Lhermitte’s Sign: An electric-shock-like sensation traveling down the spine or limbs when bending the neck forward can occur with certain neurological conditions, including some cases associated with B12 deficiency. It is not specific to B12 deficiency.
2. Hematological Symptoms
Vitamin B12 is necessary for healthy red blood cell production. A deficiency can contribute to anemia.
- Fatigue and Weakness: Reduced oxygen-carrying capacity caused by anemia can lead to unusual tiredness, weakness, or reduced exercise tolerance.
- Pale Skin: Anemia can sometimes make the skin appear paler than usual.
- Jaundice: In some cases, B12 deficiency-related anemia can be
