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Dietary Strategies for IBD: Crohn’s Disease Exclusion Diet (CDED)

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Quality Rating

Criteria for starring system: 

  • Incorporates appropriate microbiome strategies
  • Incorporates appropriate gut healing strategies 
  • Inflammation reduction is a priority
  • Long-term symptom reduction
  • Easily implemented
  • Reduces disordered eating patterns

Caveat for starring system: This system is our opinion based on the available research at this time. We reserve the right to modify our recommendations as new literature is published and we learn more about the complexities of IBD. Review our recommendations with an appropriate amount of discretion and understand that oftentimes there is not a one size fits all approach for every situation.

CDED: Crohn’s Disease Exclusion Diet

Overview: Removes components of the Western diet proposed to upset the gut or increase permeability. The diet is typically used in conjunction with enteral nutrition in patients with Crohn’s Disease. 

  • Some studies have shown an improvement in mucosal healing, inflammatory markers, and patient-reported outcomes
  • CDED seems to be most helpful for pediatric patients

Meets criteria for: 

  • Short-term symptom reduction
  • Inflammation reduction is a priority
  • Incorporates some gut healing strategies 

Does not meet criteria for: 

  • Incorporates appropriate microbiome strategies
  • Incorporates appropriate gut healing strategies
  • Long-term symptom reduction
  • Easily implemented
  • Reduces disordered eating patterns