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Search / Trial NCT06895018

Medium-term Effects of a Polyphenol-rich Beverage Based on Red Grape Pomace Extract on Non-alcoholic Fatty Liver Disease, Cardiometabolic Risk Profile and Gut Microbiota in Subjects with Type 2 Diabetes

Launched by FEDERICO II UNIVERSITY · Mar 19, 2025

Trial Information

Current as of June 26, 2025

Enrolling by invitation

Keywords

Polyphenols Nafld Gut Microbiota Glucose Metabolism Insulin Metabolism Lipid Metabolism Glucose Variability Sublinical Inflammation Grape Pomace

ClinConnect Summary

A randomized, crossover, placebo-controlled study will be conducted. Twenty patients with type 2 diabetes mellitus (T2DM) recruited from the Diabetes Unit of the University Hospital of Naples "Federico II" who meet the inclusion criteria will be studied. After a 2-week run-in period during which they will stabilize their habitual diet, participants will be randomly assigned to receive either 150 ml/day of a polyphenol-rich red grape pomace beverage (RG) or 150 ml/day of a control beverage (Placebo) for a 6-week period each. The two treatments will be separated by a 2-week wash-out period.

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Gender

MALE

Eligibility criteria

  • Inclusion Criteria:
  • Body Mass Index (BMI) \>25 and ≤35 kg/m2
  • Cholesterolemia ≤ 250 mg/dl and Triglyceridemia ≤ 200 mg/dl.
  • type 2 Diabetes in good glycemic control (Hb1Ac ≤7.5%) treated with diet alone or diet + metformin.
  • Exclusion Criteria:
  • Cardiovascular events (myocardial infarction and/or stroke)
  • Renal insufficiency (serum creatinine \>1.5 mg/dl) and liver failure (ALT/AST twice the normal values)
  • Anemia (Hb \<12 g/dl) or other chronic disease
  • Insulin therapy and other hypoglycemic drugs other than metformin
  • Habitual intense physical activity

About Federico Ii University

Federico II University, located in Naples, Italy, is a prestigious academic institution with a strong emphasis on advanced research and clinical innovation. As a clinical trial sponsor, the university is committed to fostering the development of novel therapeutic interventions and enhancing patient care through rigorous scientific inquiry. With a multidisciplinary approach, Federico II University collaborates with healthcare professionals, researchers, and industry partners to conduct high-quality clinical trials that adhere to ethical standards and regulatory requirements. Its dedication to improving health outcomes is reflected in its robust research programs and commitment to translating scientific findings into clinical practice.

Locations

Napoli, , Italy

Patients applied

0 patients applied

Trial Officials

Rosalba Giacco, Senior Researcher

Principal Investigator

CNR

Luigi Russo, Senior Researcher

Study Director

CNR

Lutgarda Bozzetto, Full Professor

Principal Investigator

Federico II Univerisity

Timeline

First submit

Trial launched

Trial updated

Estimated completion

Not reported