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Vitamin B12 deficiency in over 16s: diagnosis and management

  • NICE guideline
  • Reference number: NG239
  • Published:  06 March 2024
  • Guidance
  • Tools and resources
  • Information for the public
  • Evidence
  • History
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Evidence reviews - March 2024

The following documents contain the evidence that was used to develop the March 2024 recommendations:

  • Information and support
  • Risk factors and symptoms and signs for vitamin B12 deficiency
  • Diagnostic tests
  • Tests for identifying cause
  • Vitamin B12 replacement
  • Follow up
  • Monitoring for gastric cancer in people with vitamin B12 deficiency due to autoimmune gastritis

 Other supporting evidence

  • Methods

This page was last updated: 06 March 2024

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