Oat-fiber supplementation for improving glucose metabolism in type 2 diabetes patients

Nutraceutical Improvement of Glucose Metabolism, NAFLD and Insulin Resistance by Oat-fiber Supplementation in Type 2 Diabetes Mellitus Patients

Not applicable Interventional Charite University, Berlin, Germany · NCT05654805

This study is testing if a drink made with oat fiber can help people with type 2 diabetes improve their blood sugar levels and liver health.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment92 (estimated)
Ages18 Years to 75 Years
SexAll
SponsorCharite University, Berlin, Germany Academic / other
Locations1 site (Berlin)
Trial IDNCT05654805 on ClinicalTrials.gov

What this trial studies

This clinical trial investigates the effects of an oat-fiber drinking supplement on glucose metabolism, insulin resistance, and non-alcoholic fatty liver disease (NAFLD) in patients with type 2 diabetes. The study aims to assess the metabolic benefits of insoluble, poorly fermentable cereal fiber over a shorter intervention period. It employs a triple-blinded randomized controlled trial design to ensure unbiased results. The trial will focus on insulin-naïve patients with overt type 2 diabetes and NAFLD, measuring various metabolic parameters throughout the intervention.

Who should consider this trial

Good fit: Ideal candidates for this study are insulin-naïve patients diagnosed with type 2 diabetes and NAFLD.

Not a fit: Patients currently on insulin treatment or those with other severe health conditions may not benefit from this study.

Why it matters

Potential benefit: If successful, this intervention could significantly improve glucose metabolism and reduce insulin resistance in patients with type 2 diabetes and NAFLD.

How similar studies have performed: Previous studies have shown promising results with fiber supplementation in metabolic conditions, but this specific approach with insoluble fiber is relatively novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* type 2 diabetes mellitus
* HOMA-IR \> 2.5
* NAFLD (MR-S \> 5,56 %)

Exclusion Criteria:

* insulin treatment
* diabetes type 1, 3 or 4
* severe cardiopulmonary, renal, inflammatory, gastrointestinal, psychiatric or endocrine disorder
* alcohol abuse or excess alcohol intake
* recent CVD event (\< 3months)
* relevant liver disease other than NAFLD
* current cancer diagnosis or treatment
* allergy or incompatibility to the supplement

Where this trial is running

Berlin

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Type 2 DiabetesNAFLDinsoluble cereal fiberinsulin resistanceglucose toleranceinflammationincretins
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.