Vitamin B12 Deficiency: Symptoms, Causes & What to Do

Signs of vitamin B12 deficiency can include:

- Neurological problems:

- Difficulty walking

- Numbness or tingling in the hands or feet

- Problems with memory and concentration

- Confusion or disorientation

- Depression

- Psychosis

- Dementia

- Fatigue and weakness

- Pale skin

- Weight loss

- Constipation

- Diarrhea

- Nausea and vomiting

- Loss of appetite

- Sore tongue

- Bleeding gums

- Brittle nails

- Easy bruising

- Increased risk of infection

- Anemia

- Infertility

- Miscarriage

Note: Vitamin B12 deficiency can be serious and even fatal if left untreated. If you are experiencing any of these symptoms, it is important to see your doctor for a diagnosis and treatment.