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Showing 1–24 of 48 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Western diet Clear all
Withdrawn Not applicable Interventional Accepts healthy volunteers

Early Childhood Obesity Among Rural Residents of West Texas

NCT06831097
View directory record Official record
Conditions
Obesity
Interventions
"Comidas Para Salud" (Food for Health), "Pasos Para Salud" (Steps for Health), "Jardines Para Salud" (Gardens for Health)
Behavioral
Lead sponsor
Texas Tech University Health Sciences Center
Other
Eligibility
3 Years to 4 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Lubbock, Texas
Source: ClinicalTrials.gov public record
Updated Jun 28, 2026 · Synced Sep 3, 2026, 8:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Small Bowel Microbiota Characterization in Healthy Individuals Before and After Consumption of a Western Diet

NCT03266536
View directory record Official record
Conditions
Small Intestine Bacteria
Interventions
Western diet
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 3, 2022 · Synced Sep 3, 2026, 8:02 AM EDT
Completed Not applicable Interventional

FODMAP Reintroduction in Irritable Bowel Syndrome

NCT03245645
View directory record Official record
Conditions
Irritable Bowel Syndrome With Diarrhea, Irritable Bowel Syndrome With Mixed Bowel Habits
Interventions
Dietary Intervention
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 10, 2023 · Synced Sep 3, 2026, 8:02 AM EDT
Terminated Not applicable Interventional

Resting Energy Expenditure in Patients With Cystic Fibrosis: A Pilot Study

NCT03699982
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Daily calorie target based on resting energy expenditure
Other
Lead sponsor
CAMC Health System
Other
Eligibility
6 Years to 99 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Charleston, West Virginia
Source: ClinicalTrials.gov public record
Updated Nov 17, 2024 · Synced Sep 3, 2026, 8:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Colorectal Inflammatory Response to a Western-Style Diet

NCT00932308
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Western-style diet (WD), Prudent Diet (PD)
Dietary Supplement
Lead sponsor
Rockefeller University
Other
Eligibility
50 Years to 72 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 16, 2012 · Synced Sep 3, 2026, 8:02 AM EDT
Completed Not applicable Interventional

The Effect of Almonds on Facial Aesthetics and Modulation of the Microbiome and Lipidome

NCT03729700
View directory record Official record
Conditions
Wrinkle
Interventions
Almond
Other
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 100 Years · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Jul 6, 2021 · Synced Sep 3, 2026, 8:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Diet Modulation of Bacterial Sulfur and Bile Acid Metabolism and Colon Cancer Risk

NCT03550885
View directory record Official record
Conditions
Colorectal Cancer
Interventions
High taurine and saturated fat diet, Low in taurine and saturated fat diet
Other
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
45 Years to 75 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 5, 2026 · Synced Sep 3, 2026, 8:02 AM EDT
Recruiting Not applicable Interventional

Mediterranean Diet Versus Western Diet on Fatigue in Autoimmune Hepatitis Patients

NCT06250309
View directory record Official record
Conditions
Autoimmune Hepatitis
Interventions
Dietary assignment
Dietary Supplement
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 80 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Sep 3, 2026, 8:02 AM EDT
Completed Early Phase 1 Interventional

Effects of a Western-type Diet on Colorectal Inflammation

NCT00866450
View directory record Official record
Conditions
Colorectal Inflammation
Interventions
Western style diet (high fat and low in calcium), Prudent-style diet (low fat and high in calcium)
Dietary Supplement
Lead sponsor
Rockefeller University
Other
Eligibility
50 Years to 72 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 10, 2012 · Synced Sep 3, 2026, 8:02 AM EDT
Not listed Not applicable Interventional

Metabolomics Initiative: Mediterranean-amplified vs Habitual Western Diet on Food Signatures, Health, and Microbiome

NCT05500976
View directory record Official record
Conditions
Dietary Habits
Interventions
Semi-controlled dietary intervention - Western, Semi-controlled dietary intervention - MiniMed
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
30 Years to 69 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Aug 26, 2024 · Synced Sep 3, 2026, 8:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Functional Research of Emulsifiers in Humans

NCT03440229
View directory record Official record
Conditions
Healthy
Interventions
Emulsifier-containing diet
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 60 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 18, 2021 · Synced Sep 3, 2026, 8:02 AM EDT
Completed Not applicable Interventional

Low-Fat Fish Oil Diet for Prostate Cancer Prevention

NCT00798876
View directory record Official record
Conditions
Prostate Cancer
Interventions
Fish Oil, Vitamin E supplement, Western Diet, Low-Fat Diet, Medical Examination, Dietary Interview, Blood Draw, Radical Prostatectomy
Dietary Supplement · Other · Procedure
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
40 Years to 75 Years · Male only
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2018
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 6, 2019 · Synced Sep 3, 2026, 8:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Isocaloric Dietary Interventions for Insulin Resistance and the Metabolic Syndrome

NCT01040663
View directory record Official record
Conditions
Obesity
Interventions
Dietary intervention
Other
Lead sponsor
Rockefeller University
Other
Eligibility
18 Years to 65 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 9, 2013 · Synced Sep 3, 2026, 8:02 AM EDT
Completed Not applicable Interventional

Effect of a Medium Chain Triglyceride Supplemented Diet on Cognitive Function and Brain Activation in Type 1 Diabetes.

NCT01315171
View directory record Official record
Conditions
Hypo-unawareness, Type 1 Diabetes Mellitus
Interventions
Medium chain triglycerides
Dietary Supplement
Lead sponsor
Yale University
Other
Eligibility
18 Years to 55 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 16, 2018 · Synced Sep 3, 2026, 8:02 AM EDT
Completed Not applicable Interventional

An Intensive Lifestyle Intervention Program in CKD (Move to Health 2)

NCT02842957
View directory record Official record
Conditions
Kidney Disease
Interventions
Lifestyle Intervention
Behavioral
Lead sponsor
Springfield College
Other
Eligibility
18 Years to 75 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Springfield, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Sep 3, 2026, 8:02 AM EDT
Recruiting Not applicable Interventional

Effect of a DASH-Style Diet on Urinary Risk Factors for Kidney Stone Disease

NCT06210009
View directory record Official record
Conditions
Kidney Stone
Interventions
DASH-Style Diet, Western-Style Diet
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years to 89 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jan 12, 2026 · Synced Sep 3, 2026, 8:02 AM EDT
Completed Not applicable Interventional

DAILY: Vitamin D, Aspirin, ExercIse, Low Saturated Fat Foods StudY in Colorectal Cancer Patients With Minimal Residual Disease

NCT05036109
View directory record Official record
Conditions
Colorectal Cancer, Colon Cancer
Interventions
Aspirin, Vitamin D, Diet, Physical Activity, Behavioral Support Counseling Sessions
Drug · Dietary Supplement · Other + 1 more
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 9, 2026 · Synced Sep 3, 2026, 8:02 AM EDT
Completed Not applicable Interventional

Intermittent Fasting in Multiple Sclerosis

NCT03539094
View directory record Official record
Conditions
Relapsing Remitting Multiple Sclerosis
Interventions
Intermittent fasting
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 15, 2024 · Synced Sep 3, 2026, 8:02 AM EDT
Completed Not applicable Interventional

Chronobiology of Meal Timing: Effects on Vascular and Renal Function

NCT05987566
View directory record Official record
Conditions
Hypertension
Interventions
Morning meal challenge, Evening meal challenge
Other
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 45 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 18, 2024 · Synced Sep 3, 2026, 8:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Western Diet Patterns on Plasma Inflammatory and Cardio Metabolic Health Signatures in Middle-aged Adults

NCT04275843
View directory record Official record
Conditions
Healthy Diet
Interventions
Traditional Diet, Modern Diet
Dietary Supplement
Lead sponsor
Duke University
Other
Eligibility
35 Years to 60 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 12, 2022 · Synced Sep 3, 2026, 8:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Diet / Gut Microbiome Interaction and Influence on Inflammatory Disease in HIV Patients

NCT02610374
View directory record Official record
Conditions
HIV
Interventions
Agrarian Diet, Western-type Diet
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 65 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 20, 2022 · Synced Sep 3, 2026, 8:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Integrating Quantitative Energetics Determines the Microbiome's Contribution to Energy Balance

NCT02939703
View directory record Official record
Conditions
Obesity
Interventions
Diet
Other
Lead sponsor
AdventHealth Translational Research Institute
Other
Eligibility
18 Years to 45 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Jun 29, 2021 · Synced Sep 3, 2026, 8:02 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Potatoes, Type 2 Diabetes, and Cardiometabolic Health

NCT07229482
View directory record Official record
Conditions
T2D, Blood Pressure, Cardiometabolic Health
Interventions
Controlled diet: Potato-rich healthy dietary pattern, Controlled diet: Typical Western-style dietary pattern
Other
Lead sponsor
Virginia Polytechnic Institute and State University
Other
Eligibility
50 Years to 70 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Blacksburg, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 3, 2026 · Synced Sep 3, 2026, 8:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Canola Oil Multi-Centre Intervention Trial II

NCT02029833
View directory record Official record
Conditions
Cardiovascular Disease, Diabetes, Metabolic Syndrome
Interventions
Regular Canola Oil, High Oleic Canola Oil, Western Type Diet - Common Dietary Oils
Other
Lead sponsor
University of Manitoba
Other
Eligibility
20 Years to 65 Years
Enrollment
125 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 16, 2023 · Synced Sep 3, 2026, 8:02 AM EDT