What is Vitamin B12 deficiency?
Vitamin B12 deficiency occurs when the body lacks this essential vitamin for blood formation and nerve function. Since the body stores reserves, symptoms often only develop over several months.
If left untreated, a B12 deficiency can affect not only blood count but also nerves – making early diagnosis all the more crucial.
What are the symptoms of Vitamin B12 deficiency?
Typical symptoms include fatigue and exhaustion, concentration problems, tingling in hands and feet, paleness, and mood swings.
What causes Vitamin B12 deficiency?
Causes include insufficient intake – for example, with a vegan diet – or impaired absorption in the gastrointestinal tract.
What are the risk factors for Vitamin B12 deficiency?
- vegan or unbalanced diet
- Gastrointestinal diseases
- older age
- certain medications
What are the treatment methods for Vitamin B12 deficiency?
Treatment involves targeted B12 supplementation via injection or infusion, tailored to the results of the laboratory analysis.
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How does Clínica Es Castell help with Vitamin B12 deficiency?
Clínica Es Castell in Mallorca precisely measures your vitamin levels and specifically corrects a B12 deficiency via infusion or injection – quickly and on-site. Find out more in the section Hematology & Vital Diagnostics.


