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NCT06448182Befejeződött

Effect of a Postbiotic Intake on Glucose Control and Microbiota Composition of Type 2 Diabetic Subjects: a Randomized Controlled Trial.

Precision Medicine Against Type 2 Diabetes: Genetic Prediction and Nutritional Intervention With Postbiotics to Modulate Microbiota.

Forrás: ClinicalTrials.gov · Utoljára frissítve: 2026. máj. 19.

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Rövid összefoglaló (regiszter, angolul)

The goal of this randomized clinical trial is to evaluate the effect of the administration of a postbiotic on glycemic control, insulin resistance and microbiota composition in subjects with type 2 diabetes. The main questions it aims to answer are: * Study the evolution of biochemical variables related to glycemic metabolism: basal glucose, basal insulin, glycemic variability through sensors, glycosylated hemoglobin (HbA1c), HOMA-IR index, C peptide. * Perform a metagenomic analysis of intestinal microbiota in stool samples. * Perform a metabolomics analysis on blood samples. * Analyze the genetic profile in blood. * Evaluate the evolution of biochemical variables related to lipid metabolism: total serum cholesterol, HDL-cholesterol, LDL-cholesterol and triglycerides. * Assess the evolution of variables related to liver function: transaminases (ALT/AST). * Analyze the evolution of the blood count. * Evaluate the evolution of anthropometric variables (weight, height, waist and hip) and body composition. * Analyze the evolution of blood pressure. * Analyze eating and physical activity habits. * Evaluate adherence to treatment and adverse events. * Personalization on the use of postbiotics and other nutritional recommendations based on the genetic profile and the identification of patient clusters. For this purpose, a randomized, double blind parallel study has been designed. Target sample size is 158 subjects. Participants will be allocated in two groups for 12 weeks: * Experimental group (n=79): daily consumption of one postbiotic capsule. * Placebo group (n=79): daily consumption of one placebo capsule. Researchers will compare the consumption of a postbiotic supplement to a placebo. Participants will visit nutritional intervention unit at week 0, week 2, week 10 and week 12 of the study.

Állapot (regiszter)
Befejeződött
Vizsgálattípus
Beavatkozással járó
Résztvevők száma
106 (tényleges)
Első benyújtás
2024. jún. 3.
Kezdés
2025. jan. 9.
Elsődleges befejezés
2025. dec. 30.
Fő szponzor
Clinica Universidad de Navarra, Universidad de Navarra
NCT-szám
NCT06448182

Mit vállalsz

  • Vizsgálat típusa: Beavatkozással járó
  • Bevont résztvevők: 106
  • 2025. jan. 9. és az elsődleges befejezés (2025. dec. 30.) között
  • 3 helyszín, 1 országban
  • Vizitek és vizsgálatok: kérdezd a vizsgálat csapatát, a regiszter nem sorolja fel őket

A(z) ClinicalTrials.gov regisztermezőiből összeállítva. A vizsgálat felépítését írja le.

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Korábbi kezelés

  • Subjects who have received oral antibiotic treatment in the 45 days prior to the start of the study.
  • Patients who have started hypoglycemic treatment, especially in the 3 months prior to inclusion. Insulin treatment.
  • Subjects who have undergone surgical interventions of the digestive system with permanent consequences (for example, gastroduodenostomy).
  • Presence of some type of psychological impediment such as depressive pathology, anxiety, untreated bipolar disorder. They will be able to participate if they have the disease but with stable treatment for at least 3 months prior to the start of the trial.
  • Be on a special diet during the 3 months prior to the start of the study, except for treatment for DM2, in this case, the lifestyle/diet will have to be stable in the 3 months prior to the start of the study.
  • Subjects who have undergone surgical treatment for obesity.
  • Present alcohol abuse (more than 14 units/day in women and 20 units/day in men) and/or drugs.

Más betegség

  • Severe untreated dyslipidemia, hypertension or hypothyroidism, or treated for less than 3 months.
  • Presence of relevant functional or structural anomalies of the digestive system, such as malformations, angiodysplasias, active peptic ulcers, chronic inflammatory diseases or malabsorption.
  • Suffer from any type of cancer or be undergoing treatment for it, or a period of less than 5 years since its eradication.
  • Have an allergy or intolerance to any food or food group that is likely to manifest during the study.
  • Suffer from eating disorders or present restrictive behaviors in their diet. Score on the EAT-26 questionnaire equal to or greater than 20.

Laborértékek

  • Take some type of nutritional supplementation that can affect blood glucose and/or the microbiota. If they take it, in order to be included in the study, they will have to stop the supplement, with a washout period of at least 14 days before starting the study.

Egyéb

  • Subjects who work rotating shifts that include night shifts.
  • Weight variations (± 5%) during the last 3 months.
  • Be pregnant or breastfeeding.
  • Show poor collaboration or have difficulties to follow the study procedures.

Kiket keres a vizsgálat

  • Men and women aged between 18 and 70 years.
  • Subjects diagnosed with DM2: glycosylated hemoglobin (HbA1c) ≥6.5% and/or basal glucose ≥126 mg/dL. Debut time will not be taken into account.
  • Body Mass Index (BMI) between 25 and 39.9 kg/m2.
  • Treatment for DM2/stable lifestyle, as well as other treatments for other pathologies (stable at least 3 months prior to the start of the intervention).
  • Stable baseline HbA1c or glucose value for at least 3 months before starting the intervention.
  • No weight variations (± 5%) during the last 3 months.
  • Subjects must be in general physical and psychological conditions that the researcher assesses in accordance with the objective of the study.
  • Subjects must be able to understand and be willing to sign the informed consent, and must comply with all study procedures and requirements.

Életkor a regiszterben: 18 év – 70 év · Nem: nők és férfiak · Egészséges önkénteseket nem fogad

A teljes feltétellista: ClinicalTrials.gov

Helyszínek (3)

Helyszínek a regiszter sorrendjében. Ha a profilodba mented a városodat, távolság szerint rendeződnek.

HelyszínVárosOrszágHelyszín állapota
IIS BiobizkaiaBarakaldoSpanyolországIsmeretlen állapot
Clínica Universidad de navarraPamplonaSpanyolországIsmeretlen állapot
Nutrition Research Centre, University of NavarraPamplonaSpanyolországIsmeretlen állapot

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