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Vitamin B12 Deficiency: Effects on Oral and Nerve Health

Sat , March 14 2026 / 03:00 PM By: Misr Connect 3 min read
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نقص فيتامين ب12 وتأثيره على صحة الفم والأعصاب

Learn how vitamin B12 deficiency affects the mouth and nerves, key symptoms, and the importance of early intervention to maintain overall health

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Vitamin B12 is essential for nerve health, red blood cell production, and brain function. Its deficiency often goes unnoticed, quietly affecting the body over months or years.

Impact on Oral Health:

  • Tongue Inflammation: Swelling, burning, and unpleasant taste due to reduced red blood cells carrying oxygen to oral tissues.

  • Mouth Sores and Pain: Makes eating and speaking uncomfortable, highlighting the importance of maintaining adequate B12 levels.

Impact on Nerve Health:

  • Numbness and Tingling: Tingling in hands and feet can result from nerve damage caused by B12 deficiency.

  • Deterioration of Nerve Sheath: Lack of B12 affects myelin, disrupting signal transmission between brain and body, potentially causing balance issues or permanent nerve damage if untreated.

Importance of Early Diagnosis and Treatment:

  • Obtain B12 through diet or supplements to prevent oral and neurological complications.

  • Maintaining proper levels safeguards against mouth sores, nerve symptoms, and long-term health issues.

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