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A Mediterranean Diet-Based Culinary Intervention in Adults With Metabolic Syndrome (CUINAMET)

13 luglio 2026 aggiornato da: Rosa Casas, Fundacion Clinic per a la Recerca Biomédica

Impact of a Mediterranean Diet-based Culinary Medicine Intervention on the Reversal of Metabolic Syndrome and Biomarkers of Inflammation, Oxidative Stress, and Aging

Metabolic syndrome is a major public health concern associated with an increased risk of cardiovascular disease, type 2 diabetes, and premature mortality. The Mediterranean diet has consistently demonstrated beneficial effects on metabolic health and is recommended as a dietary strategy for the prevention and management of metabolic syndrome. However, most interventions have focused on conventional nutritional counseling and have paid limited attention to the culinary and gastronomic skills required to translate dietary recommendations into sustainable eating behaviors.

This randomized controlled trial will evaluate the effectiveness of a Mediterranean diet-based nutritional intervention complemented by culinary medicine training sessions compared with a nutritional intervention alone in Spanish adults with metabolic syndrome. The culinary medicine component is designed to enhance participants' food preparation skills, confidence in cooking, and ability to incorporate Mediterranean dietary principles into their daily lives.

Participants will be followed for 6 months to assess changes in metabolic syndrome components and other metabolic health indicators. The study aims to determine whether the integration of culinary medicine education enhances the effectiveness of conventional nutritional counseling in improving metabolic syndrome outcomes and promoting long-term adherence to a Mediterranean dietary pattern

Panoramica dello studio

Tipo di studio

Interventistico

Iscrizione (Stimato)

120

Fase

  • Non applicabile

Contatti e Sedi

Questa sezione fornisce i recapiti di coloro che conducono lo studio e informazioni su dove viene condotto lo studio.

Contatto studio

Luoghi di studio

    • Barcelona
      • Barcelona, Barcelona, Spagna, 08035
        • IDIBAPS - Institut d'Investigacions Biomèdiques August Pi i Sunyer (Hospital Clínic de Barcelona)
        • Contatto:

Criteri di partecipazione

I ricercatori cercano persone che corrispondano a una certa descrizione, chiamata criteri di ammissibilità. Alcuni esempi di questi criteri sono le condizioni generali di salute di una persona o trattamenti precedenti.

Criteri di ammissibilità

Età idonea allo studio

  • Adulto

Accetta volontari sani

No

Descrizione

Inclusion Criteria:

  • Men and women
  • Age between 30 and 60 years
  • Body mass index (BMI) between 20 and 35 kg/m²
  • Presence of metabolic syndrome defined as having at least three of the following criteria:

    1. HDL cholesterol <40 mg/dL in men and <50 mg/dL in women
    2. Fasting glucose >100 mg/dL or use of hypoglycemic agents
    3. Triglycerides ≥150 mg/dL or use of lipid-lowering medication
    4. Blood pressure ≥130/85 mmHg
    5. Waist circumference ≥102 cm in men and ≥88 cm in women

Exclusion Criteria:

  • Food allergies or intolerances to foods typical of the Mediterranean diet
  • Gluten intolerance or celiac disease
  • Adherence to a vegetarian or vegan diet
  • Eating disorders (including anorexia nervosa, bulimia nervosa, and binge eating disorder)
  • Moderate to severe psychiatric disorders that may compromise adherence to the intervention
  • History of cardiovascular events
  • BMI >35 kg/m²
  • Extreme dietary patterns in the last 3 months (e.g., Atkins diet, very high-protein diets)
  • Excessive alcohol consumption (>30 g/day for men and >20 g/day for women)
  • Pregnancy or lactation
  • Previous culinary training or formal culinary education

Piano di studio

Questa sezione fornisce i dettagli del piano di studio, compreso il modo in cui lo studio è progettato e ciò che lo studio sta misurando.

Come è strutturato lo studio?

Dettagli di progettazione

  • Scopo principale: Trattamento
  • Assegnazione: Randomizzato
  • Modello interventistico: Assegnazione parallela
  • Mascheramento: Doppio

Armi e interventi

Gruppo di partecipanti / Arm
Intervento / Trattamento
Comparatore attivo: Gruppo di controllo

Participants assigned to the control group will receive standard nutritional counseling in Mediterranean diet, consisting of three individual consultations at baseline, 3 months, and 6 months to monitor adherence to dietary recommendations. At each visit, health parameters will be assessed and questionnaires will be administered to evaluate dietary behavior and related outcomes.

At baseline, 3 months, and 6 months, participants will undergo the same measurements as the intervention group. After completion of the study, participants in the control group will be provided with the Mediterranean recipe booklet and access to the educational videos on Mediterranean culinary preparations used in the intervention group.

Sperimentale: Culinary-Nutritional Intervention Group

Participants assigned to the culinary-nutritional intervention group will receive three individualized nutritional counseling sessions in Mediterranean diet, at baseline, 3 months, and 6 months, including health assessments and questionnaire administration at each visit. At the baseline visit, participants will receive a Mediterranean recipe booklet. Throughout the intervention, they will also receive educational videos featuring Mediterranean culinary preparations and cooking techniques.

In addition, participants will attend nine hands-on culinary medicine workshops over the 6-month intervention period. Workshops will be conducted every two weeks during the first 3 months (six workshops) and monthly during the last 3 months (three workshops). The workshops will focus on Mediterranean diet principles, healthy cooking skills, meal planning, food selection, and preparation of Mediterranean-style recipes to facilitate adherence to the dietary intervention.

Cosa sta misurando lo studio?

Misure di risultato primarie

Misura del risultato
Misura Descrizione
Lasso di tempo
Changes in metabolic syndrome components
Lasso di tempo: Baseline, 3 months, and 6 months
Changes in metabolic syndrome components according to the National Cholesterol Education Program Adult Treatment Panel III (NCEP ATP III) criteria, including waist circumference, blood pressure, fasting glucose, triglycerides, and HDL cholesterol, measured as continuous variables, using a score ranging from 1 to 5.
Baseline, 3 months, and 6 months

Misure di risultato secondarie

Misura del risultato
Misura Descrizione
Lasso di tempo
Body weight, fat mass and lean mass
Lasso di tempo: Baseline, 3 months, and 6 months
Weight in kilograms (kg) using a calibrated electronic scale. Fat mass and lean mass in kilograms (kg) measured using dual-energy X-ray absorptiometry (DXA).
Baseline, 3 months, and 6 months
Body fat
Lasso di tempo: Baseline, 3 months, and 6 months
Body fat expressed as a percentage (%) measured using dual-energy X-ray absorptiometry (DXA).
Baseline, 3 months, and 6 months
Height
Lasso di tempo: Baseline, 3 months, and 6 months
Height, measured in centimeters (cm) using a wall-mounted stadiometer
Baseline, 3 months, and 6 months
Lipid profile
Lasso di tempo: Baseline, 3 months, and 6 months
Lipid profile including total cholesterol (mg/dl), LDL cholesterol (mg/dl), HDL cholesterol (mg/dl), triglycerides (mg/dl), VLDL cholesterol (mg/dl), and non-HDL cholesterol (mg/dl) measured using standard enzymatic methods.
Baseline, 3 months, and 6 months
Liver enzymes
Lasso di tempo: Baseline, 3 months, and 6 months
Liver enzymes, including alanine aminotransferase (ALT), aspartate aminotransferase (AST), gamma-glutamyl transferase (GGT), and alkaline phosphatase (ALP), measured in units per liter (U/L) using standard laboratory methods.
Baseline, 3 months, and 6 months
Total and direct bilirubin
Lasso di tempo: Baseline, 3 months, and 6 months
Total and direct bilirubin, measured in micromoles per liter (µmol/L) using standard laboratory methods.
Baseline, 3 months, and 6 months
Serum albumin and total protein
Lasso di tempo: Baseline, 3 months, and 6 months
Serum albumin and total protein, measured in grams per liter (g/L) using standard laboratory methods.
Baseline, 3 months, and 6 months
Glycated hemoglobin
Lasso di tempo: Baseline, 3 months, and 6 months
Glycated hemoglobin (HbA1c), measured as a percentage (%) using standardized laboratory assays.
Baseline, 3 months, and 6 months
Dietary intake
Lasso di tempo: Baseline, 3 months, and 6 months
Dietary intake, assessed using a validated Food Frequency Questionnaire (FFQ) to estimate habitual energy and nutrient intake. Nutrient and energy intake are expressed in grams per day (g/day), milligrams per day (mg/day), micrograms per day (µg/day), or kilocalories per day (kcal/day), depending on the dietary component evaluated.
Baseline, 3 months, and 6 months
Mediterranean diet adherence
Lasso di tempo: Baseline, 3 months, and 6 months
Mediterranean diet adherence, assessed using the 14-item Mediterranean Diet Adherence Screener (MEDAS). Scores range from 0 to 14, with higher scores indicating greater adherence to the Mediterranean diet.
Baseline, 3 months, and 6 months
Culinary habits
Lasso di tempo: Baseline, 3 months, and 6 months
Culinary habits, assessed using the Home Cooking Frequency Questionnaire (HCFQ). The questionnaire evaluates the frequency of home cooking, food preparation behaviors, and culinary skills. Higher scores indicate greater frequency of home cooking and healthier culinary practices.
Baseline, 3 months, and 6 months

Altre misure di risultato

Misura del risultato
Misura Descrizione
Lasso di tempo
Reduced and oxidized glutathione
Lasso di tempo: Baseline, 3 months, and 6 months
Reduced and oxidized glutathione (GSH and GSSG), measured in micromoles per liter (µmol/L) using enzymatic or chromatographic methods.
Baseline, 3 months, and 6 months
Gut microbiota composition
Lasso di tempo: Baseline, 3 months, and 6 months
Gut microbiota composition, assessed by 16S ribosomal RNA (16S rRNA) gene sequencing of fecal DNA. Relative abundance of bacterial taxa is expressed as percentage (%).
Baseline, 3 months, and 6 months
Superoxide dismutase
Lasso di tempo: Baseline, 3 months, and 6 months
Superoxide dismutase (SOD), measured in units per milliliter (U/mL) using standardized enzymatic assays.
Baseline, 3 months, and 6 months
F2-isoprostanes
Lasso di tempo: Baseline, 3 months, and 6 months
F2-isoprostanes, measured in picograms per milliliter (pg/mL) using liquid chromatography-tandem mass spectrometry (LC-MS/MS) or enzyme-linked immunosorbent assay (ELISA).
Baseline, 3 months, and 6 months
Malondialdehyde
Lasso di tempo: Baseline, 3 months, and 6 months
Malondialdehyde (MDA), measured in micromoles per liter (µmol/L) using high-performance liquid chromatography (HPLC) or validated colorimetric assays.
Baseline, 3 months, and 6 months
Catalase
Lasso di tempo: Baseline, 3 months, and 6 months
Catalase (CAT), measured in units per liter (U/L) using standardized enzymatic assays.
Baseline, 3 months, and 6 months
Inflammatory biomarkers
Lasso di tempo: Baseline, 3 months, and 6 months
Inflammatory biomarkers, including tumor necrosis factor-alpha (TNF-α), interleukin-6 (IL-6), monocyte chemoattractant protein-1 (MCP-1), and ghrelin, measured in picograms per milliliter (pg/mL) using multiplex immunoassays or enzyme-linked immunosorbent assay (ELISA).
Baseline, 3 months, and 6 months
Adipokines
Lasso di tempo: Baseline, 3 months, and 6 months
Adipokines, including leptin and visfatin, measured in nanograms per milliliter (ng/mL) using multiplex immunoassays or enzyme-linked immunosorbent assay (ELISA).
Baseline, 3 months, and 6 months
Adiponectin
Lasso di tempo: Baseline, 3 months, and 6 months
Adiponectin, measured in micrograms per milliliter (µg/mL) using enzyme-linked immunosorbent assay (ELISA).
Baseline, 3 months, and 6 months
High-sensitivity C-reactive protein
Lasso di tempo: Baseline, 3 months, and 6 months
High-sensitivity C-reactive protein (hs-CRP), measured in milligrams per liter (mg/L) using immunoturbidimetric or immunoassay methods.
Baseline, 3 months, and 6 months
Circulating polyphenols and plasma carotenoids
Lasso di tempo: Baseline, 3 months, and 6 months
Circulating polyphenols and plasma carotenoids, measured in micromoles per liter (µmol/L) using high-performance liquid chromatography (HPLC) coupled with mass spectrometry.
Baseline, 3 months, and 6 months
Urinary polyphenols
Lasso di tempo: Baseline, 3 months, and 6 months
Urinary polyphenols, measured in milligrams of gallic acid equivalents per gram of creatinine (mg GAE/g creatinine) using the Folin-Ciocalteu method or chromatographic techniques.
Baseline, 3 months, and 6 months
Advanced glycation end products
Lasso di tempo: Baseline, 3 months, and 6 months
Advanced glycation end products (AGEs), measured in nanograms per milliliter (ng/mL) using enzyme-linked immunosorbent assay (ELISA).
Baseline, 3 months, and 6 months
Fecal short-chain fatty acids
Lasso di tempo: Baseline, 3 months, and 6 months
Fecal short-chain fatty acids (SCFAs), including acetate, propionate, and butyrate, measured in micromoles per gram of feces (µmol/g) using gas chromatography with flame ionization detection (GC-FID).
Baseline, 3 months, and 6 months
Health-related quality of life
Lasso di tempo: Baseline, 3 months, and 6 months
Health-related quality of life, assessed using the 36-Item Short Form Health Survey (SF-36). Scores range from 0 to 100 for each of the eight domains and the Physical Component Summary (PCS) and Mental Component Summary (MCS) scores, with higher scores indicating better health-related quality of life.
Baseline, 3 months, and 6 months
Physical activity,
Lasso di tempo: Baseline, 3 months, and 6 months
Physical activity, assessed using the International Physical Activity Questionnaire-Short Form (IPAQ-SF). Physical activity is expressed as metabolic equivalent of task (MET)-minutes per week (MET-min/week), with higher values indicating greater levels of physical activity.
Baseline, 3 months, and 6 months

Collaboratori e investigatori

Qui è dove troverai le persone e le organizzazioni coinvolte in questo studio.

Investigatori

  • Investigatore principale: Rosa M Casas Rodríguez, PhD, IDIBAPS - Institut d'Investigacions Biomèdiques August Pi i Sunyer (Hospital Clínic de Barcelona)

Pubblicazioni e link utili

La persona responsabile dell'inserimento delle informazioni sullo studio fornisce volontariamente queste pubblicazioni. Questi possono riguardare qualsiasi cosa relativa allo studio.

Pubblicazioni generali

Studiare le date dei record

Queste date tengono traccia dell'avanzamento della registrazione dello studio e dell'invio dei risultati di sintesi a ClinicalTrials.gov. I record degli studi e i risultati riportati vengono esaminati dalla National Library of Medicine (NLM) per assicurarsi che soddisfino specifici standard di controllo della qualità prima di essere pubblicati sul sito Web pubblico.

Studia le date principali

Inizio studio (Stimato)

1 settembre 2026

Completamento primario (Stimato)

1 marzo 2027

Completamento dello studio (Stimato)

1 marzo 2028

Date di iscrizione allo studio

Primo inviato

6 luglio 2026

Primo inviato che soddisfa i criteri di controllo qualità

13 luglio 2026

Primo Inserito (Effettivo)

14 luglio 2026

Aggiornamenti dei record di studio

Ultimo aggiornamento pubblicato (Effettivo)

14 luglio 2026

Ultimo aggiornamento inviato che soddisfa i criteri QC

13 luglio 2026

Ultimo verificato

1 luglio 2026

Maggiori informazioni

Termini relativi a questo studio

Piano per i dati dei singoli partecipanti (IPD)

Hai intenzione di condividere i dati dei singoli partecipanti (IPD)?

NO

Informazioni su farmaci e dispositivi, documenti di studio

Studia un prodotto farmaceutico regolamentato dalla FDA degli Stati Uniti

No

Studia un dispositivo regolamentato dalla FDA degli Stati Uniti

No

Queste informazioni sono state recuperate direttamente dal sito web clinicaltrials.gov senza alcuna modifica. In caso di richieste di modifica, rimozione o aggiornamento dei dettagli dello studio, contattare register@clinicaltrials.gov. Non appena verrà implementata una modifica su clinicaltrials.gov, questa verrà aggiornata automaticamente anche sul nostro sito web .

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