The Impact of the Mediterranean Diet on Anthropometric Indices, Lipid Profiles, Energy Metabolism Signaling Proteins and Inflammatory Cytokines in Psychiatric Patients With Metabolic Syndrome

NCT ID: NCT07164014

Last Updated: 2025-09-09

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

NA

Total Enrollment

144 participants

Study Classification

INTERVENTIONAL

Study Start Date

2024-05-01

Study Completion Date

2024-10-05

Brief Summary

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Background: Dietary modifications, like changing macronutrient distribution and improving food quality, are the main therapeutic approaches for managing oxidative stress, inflammation, and metabolic syndrome. Mediterranean diet is scientifically endorsed as promoting healthy aging and reducing the risk of cognitive decline when compared to the Western-style diet pattern. Objective: Analyzing the beneficial effect of the Mediterranean diet (MD) on anthropometric indices, inflammatory markers, lipid profiles in psychiatric patients with metabolic syndrome, compared to the standard hospital diet (HD). Methods: The study was designed as a crossover study; 15 male and 15 female participants with psychiatric disorders were enrolled, and they were intervened with either MD or HD for 8 weeks. Anthropometric parameters, inflammatory cytokines, lipid profile, and metabolic markers were measured with two stages of pre- and post-intervention.

Detailed Description

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Conditions

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Metabolic Syndrome (MetS) Psychiatric Disorders Mediterranean Diet Inflammatory Cytokines Energy Metabolism Lipid Profiles

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

CROSSOVER

The trial included two stages of 8-week intervention periods separated by a 2-week washout period. The hospital kitchen provided the preferred food list, menu, and MD plan design for the patients enrolled in this diet.A certified registered dietician analyzed the data. All 30 psychiatric patients participated in the MD intervention for eight weeks after consuming their regular diets during the washout phase. Following the 14-day washing period, the same group was given a hospitalized diet as a control diet that included medication supplements. An 18-week 2 × 2 crossover design was used in the study. All the anthropometric measurements and blood profiles were performed at baseline (pre-intervention), and after week 8 (post-intervention) after a 10-h overnight fast.
Primary Study Purpose

TREATMENT

Blinding Strategy

TRIPLE

Participants Caregivers Investigators

Study Groups

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Arm 1: Group 1

The trial is a randomized 2×2 crossover where each participant receives both interventions separated by a washout.

Interventions:

Mediterranean Diet - Provided for 8 weeks Hospital Diet - Provided for 8 weeks after a 2-week washout.

Group Type EXPERIMENTAL

Mediterranean diet

Intervention Type OTHER

Mediterranean Diet Total Calories: \~1,980 kcal Protein: \~110 g Carbohydrates: \~132 g Fat: \~117 g Diet Type: Mediterranean: Moderate-calorie, high in unsaturated fats, includes fermented dairy Omega-3 Sources: Present: Fish, Olive Oil, Nuts Oil/Fat Types: Olive oil, tahini, nuts (mostly monounsaturated \& polyunsaturated)

Hospital diet

Intervention Type OTHER

Hospital diet Total Calories: \~3,100 kcal Protein: \~160 g Carbohydrates: \~280 g Fat: \~150 g Diet Type: High Protein, High Calorie: High in saturated fats, refined carbs, and animal proteins Omega-3 Sources: Minimal: Mostly absent Oil/Fat Types: Animal fats (saturated), dairy fat, minimal unsaturated fat

Arm 2: Group 2

The trial is a randomized 2×2 crossover where each participant receives both interventions separated by a washout.

Interventions:

Hospital Diet - Provided for 8 weeks, includes standard hospital meals

Mediterranean Diet - Provided for 8 weeks after a 2-week washout.

Group Type EXPERIMENTAL

Mediterranean diet

Intervention Type OTHER

Mediterranean Diet Total Calories: \~1,980 kcal Protein: \~110 g Carbohydrates: \~132 g Fat: \~117 g Diet Type: Mediterranean: Moderate-calorie, high in unsaturated fats, includes fermented dairy Omega-3 Sources: Present: Fish, Olive Oil, Nuts Oil/Fat Types: Olive oil, tahini, nuts (mostly monounsaturated \& polyunsaturated)

Hospital diet

Intervention Type OTHER

Hospital diet Total Calories: \~3,100 kcal Protein: \~160 g Carbohydrates: \~280 g Fat: \~150 g Diet Type: High Protein, High Calorie: High in saturated fats, refined carbs, and animal proteins Omega-3 Sources: Minimal: Mostly absent Oil/Fat Types: Animal fats (saturated), dairy fat, minimal unsaturated fat

Interventions

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Mediterranean diet

Mediterranean Diet Total Calories: \~1,980 kcal Protein: \~110 g Carbohydrates: \~132 g Fat: \~117 g Diet Type: Mediterranean: Moderate-calorie, high in unsaturated fats, includes fermented dairy Omega-3 Sources: Present: Fish, Olive Oil, Nuts Oil/Fat Types: Olive oil, tahini, nuts (mostly monounsaturated \& polyunsaturated)

Intervention Type OTHER

Hospital diet

Hospital diet Total Calories: \~3,100 kcal Protein: \~160 g Carbohydrates: \~280 g Fat: \~150 g Diet Type: High Protein, High Calorie: High in saturated fats, refined carbs, and animal proteins Omega-3 Sources: Minimal: Mostly absent Oil/Fat Types: Animal fats (saturated), dairy fat, minimal unsaturated fat

Intervention Type OTHER

Other Intervention Names

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Arm 1: Group 1 Arm 2: Group 2 Arm 2: Group 2 Arm 1: Group 1

Eligibility Criteria

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Inclusion Criteria

* Hospitalized adults with psychiatric conditions
* Diagnosed with three components of metabolic syndrome

Exclusion Criteria

* cognitive or physical impairments that made it difficult to gather all pertinent information
* Non-Hospitalized patients
Minimum Eligible Age

19 Years

Maximum Eligible Age

59 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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King Saud University

OTHER

Sponsor Role lead

Responsible Party

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Ali Abdullah Alyousef

Head Of Clinical Nutrition

Responsibility Role PRINCIPAL_INVESTIGATOR

Locations

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Mental Health Hospital

Riyadh, , Saudi Arabia

Site Status

Countries

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Saudi Arabia

Other Identifiers

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95-EP-2023, KingFahadHospital

Identifier Type: -

Identifier Source: org_study_id

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