9 symptoms of vitamin B12 deficiency! | April 21, 2025

Vitamin B12, also known as cobalamin, is one of the most crucial  vitamins for the proper functioning of our body. It helps create red blood cells, maintains the nervous system in order and aids in the formation of DNA. Therefore, a lack of vitamin B12 can be a terrible health problem.

In this article, we will explore 9 symptoms that happen when we do not have enough vitamin B12 and also talk about the causes.

Main symptoms of vitamin B12:

  • Anemia
  • Cardiovascular diseases
  • Reduced vision capacity
  • Depression and neurological disorders
  • Fatigue and exhaustion
  • Headaches and difficulty concentrating
  • Digestive problems
  • Nervousness and irritability
  • Pain, numbness and tingling in the hands, arms, legs and feet
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