IBD research sources

Content note: Reviewed for patient education accuracy against publicly available guidance from the Crohn's & Colitis Foundation and major IBD education sources. Last reviewed June 2026. Not individual medical advice.

Educational use only. IBDPal does not provide medical advice, diagnosis, or treatment. Always consult your gastroenterologist or IBD care team for personal decisions.

Peer-reviewed and clinical guidance on Crohn's disease and ulcerative colitis nutrition. IBDPal uses NIH Dietary Reference Intakes for baseline tracking goals in the app. Disease-specific increases belong with your care team. Not medical advice.

Micronutrient Deficiency in Crohn's Disease

WebMD · 2024 · vitamins, iron, B12, malabsorption

Overview of common vitamin and mineral shortfalls in Crohn's disease, including iron, B12, vitamin D, and folate. Explains why inflammation, surgery, and diet restriction can raise deficiency risk and why labs matter.

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Dietary Reference Intakes (DRI): Summary Report

National Academies of Sciences, Engineering, and Medicine · Reference · DRI, RDAs, nutrition standards

Authoritative U.S. reference values for macronutrients, vitamins, and minerals. Complements the NIH ODS DRI tables. IBD teams adapt general DRIs when inflammation, malabsorption, or steroid use changes individual needs.

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How IBDPal nutrition baselines work

  • Baseline macronutrient and micronutrient targets follow U.S. Dietary Reference Intakes (DRI) from NIH, adjusted by age and sex.
  • Calorie, protein, and fluid estimates also consider basic profile inputs such as current weight. A single formula like 30 kcal per kg is not enough for every patient.
  • Higher calorie, protein, vitamin, or mineral needs during active disease, malabsorption, or deficiency are clinical decisions made with your gastroenterologist or IBD dietitian.
  • IBDPal tracks food and fluids against general reference levels. It does not prescribe supplements or replace medical nutrition therapy.
  • AGA guidance and IBD research explain when labs and dietitian visits matter. DRI tables define population reference ranges; your team personalizes targets.

Patient-friendly explainer: how nutrition targets work →

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Educational only. Not medical advice. Verify organization details before you rely on them.