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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: habitual diet Clear all
Recruiting Not applicable Interventional Accepts healthy volunteers

Almonds, Gut Microbiome and Kids

NCT07636850
View directory record Official record
Conditions
Dysbiosis, Cardiometabolic Health Indicators
Interventions
Creamy Richards 100% Almonds! Creamy Natural Almond Butter, Cadbury Milk Chocolate Spread
Other
Lead sponsor
Florida State University
Other
Eligibility
6 Years to 13 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated Sep 14, 2026 · Synced Sep 25, 2026, 7:15 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Health & Culture Project: Cultural Factors Underlying Obesity in African-American Adolescents

NCT02938663
View directory record Official record
Conditions
Pediatric Obesity
Interventions
Questionnaires and Measurements
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
12 Years to 18 Years
Enrollment
273 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 18, 2016 · Synced Sep 25, 2026, 7:15 PM EDT
Not yet recruiting Not applicable Interventional

The Effects of Mango on Gut Health Markers

NCT07559604
View directory record Official record
Conditions
Gut Health, LBP, Short Chain Fatty Acids, sCD14
Interventions
Mango
Behavioral
Lead sponsor
Loma Linda University
Other
Eligibility
40 Years to 60 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Jul 9, 2026 · Synced Sep 25, 2026, 7:15 PM EDT
Suspended Not applicable Interventional Accepts healthy volunteers

PsylliumRx Dietary Fiber Study

NCT03629119
View directory record Official record
Conditions
Obesity, Childhood Obesity
Interventions
Dietary Fiber Supplement
Dietary Supplement
Lead sponsor
Kaiser Permanente
Other
Eligibility
12 Years to 21 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Pasadena, California
Source: ClinicalTrials.gov public record
Updated Jan 17, 2022 · Synced Sep 25, 2026, 7:15 PM EDT
Not yet recruiting Not applicable Interventional

Isocaloric Navy-Bean Substitution in Adults With MASLD

NCT07730853
View directory record Official record
Conditions
Metabolic Dysfunction-Associated Steatotic Liver Disease (MASLD), Liver Fibrosis, Metabolic Dysfunction-Associated Steatohepatitis (MASH)
Interventions
Dietary Supplement/Behavioral: Navy Bean-Rich Diet, Habitual Diet (Control)
Other
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Sep 25, 2026, 7:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Differences in Eating Frequency Between Vegan and Omnivorous Diets

NCT02417480
View directory record Official record
Conditions
Eating Behavior
Interventions
Vegan diet, Follow habitual, usual diet
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 17, 2019 · Synced Sep 25, 2026, 7:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Ability of Pecan Consumption to Improve Vascular Function and Reduce Chronic Disease Risk in Aging Adults

NCT04385537
View directory record Official record
Conditions
Aging
Interventions
PECAN
Dietary Supplement
Lead sponsor
University of Georgia
Other
Eligibility
50 Years to 75 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Athens, Georgia
Source: ClinicalTrials.gov public record
Updated May 23, 2022 · Synced Sep 25, 2026, 7:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Peanut Intake on Cognitive Functions

NCT05532007
View directory record Official record
Conditions
Cognition, Inflammation
Interventions
Peanuts, Habitual Diet
Dietary Supplement · Other
Lead sponsor
Loma Linda University
Other
Eligibility
60 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Apr 5, 2025 · Synced Sep 25, 2026, 7:15 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Cardiometabolic Effects of the Recommended Daily Pecan Intake Dose

NCT07696403
View directory record Official record
Conditions
Nutrition, Healthy, Dyslipidemia, Overweight and Obesity
Interventions
Pecan, Control
Other
Lead sponsor
University of Georgia
Other
Eligibility
25 Years to 75 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2027 – 2030
U.S. locations
1
States / cities
Athens, Georgia
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Sep 25, 2026, 7:15 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Biomarker-estimated Flavanol Intake in Davis (FID)

NCT06086145
View directory record Official record
Conditions
Healthy, Diet, Adults
Interventions
No intervention
Other
Lead sponsor
University of California, Davis
Other
Eligibility
25 Years to 75 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Sep 13, 2026 · Synced Sep 25, 2026, 7:15 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Metabolic Adaptations to High-fat Diet

NCT06537401
View directory record Official record
Conditions
Adiposity, Insulin Sensitivity, Impaired Glucose Tolerance, Metabolic Disturbance
Interventions
Hypercaloric, High Fat Diet
Behavioral
Lead sponsor
George Washington University
Other
Eligibility
20 Years to 45 Years
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Aug 25, 2025 · Synced Sep 25, 2026, 7:15 PM EDT
Terminated Not applicable Interventional

Asthma (and Dietary) Inflammation Reduction

NCT01996891
View directory record Official record
Conditions
Asthma
Interventions
Anti-Inflammatory Diet
Other
Lead sponsor
Boston Children's Hospital
Other
Eligibility
10 Years to 21 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 3, 2016 · Synced Sep 25, 2026, 7:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Bioavailability of Zinc and Iron From a Whey-based Protein Supplement Consumed With a Habitual Plant-based Diet

NCT02208622
View directory record Official record
Conditions
Nutritional Deficiency
Interventions
Study 1: Whey Supplement Day 1, Study 1: Whey Supplement Day 2, Study 2: Whey Supplement
Dietary Supplement
Lead sponsor
University of Colorado, Denver
Other
Eligibility
2 Years to 3 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 4, 2019 · Synced Sep 25, 2026, 7:15 PM EDT
Completed Not applicable Interventional

The Influence of Tai Chi Practice on Blood Pressure and Brain Health Among Older Adults With Hypertension (ACTION)

NCT04384263
View directory record Official record
Conditions
Hypertension, Cognitive Decline
Interventions
Tai Chi
Behavioral
Lead sponsor
University of Connecticut
Other
Eligibility
55 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Storrs, Connecticut
Source: ClinicalTrials.gov public record
Updated May 25, 2026 · Synced Sep 25, 2026, 7:15 PM EDT
Completed Not applicable Interventional

Comparison of Dietary Sugar Reduction Methods

NCT04186793
View directory record Official record
Conditions
Nonalcoholic Fatty Liver Disease
Interventions
Guided Grocery Shopping (GGS), Diet Provision Group
Behavioral · Other
Lead sponsor
Emory University
Other
Eligibility
8 Years to 16 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
2
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 24, 2022 · Synced Sep 25, 2026, 7:15 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Influence of Aerobic Training and Weight Loss on Skeletal Muscle Inflammatory Markers and Muscle Protein Balance in Older Adults

NCT03743675
View directory record Official record
Conditions
Overweight and Obesity, Inflammation; Muscle, Sedentary Lifestyle
Interventions
Diet-Induced Weight Loss, Aerobic Exercise Training
Behavioral
Lead sponsor
Miami University
Other
Eligibility
58 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Oxford, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 15, 2018 · Synced Sep 25, 2026, 7:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Does Increased Egg Consumption Have Cognitive and Neural Benefits in Food Insecure, At-risk Adolescents?

NCT03951883
View directory record Official record
Conditions
Adolescents With Food Insecurity
Interventions
Increased Egg Consumption, Typical diet
Other
Lead sponsor
Texas Tech University
Other
Eligibility
13 Years to 19 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
2
States / cities
Lubbock, Texas
Source: ClinicalTrials.gov public record
Updated Nov 10, 2021 · Synced Sep 25, 2026, 7:15 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Integrating Metabolic and Vascular Sensors to Monitor Cardiometabolic Disorders After Nutrition Interventions

NCT06932289
View directory record Official record
Conditions
NAFLD (Nonalcoholic Fatty Liver Disease)
Interventions
Mediterranean diet (MED), high-fat/low carb diet (HF/LC), and low-fat diet (LF), The integrated sweat sensor and vascular sensor (wearable), continuous glucose monitor (CGM)
Dietary Supplement · Device
Lead sponsor
VA Greater Los Angeles Healthcare System
Federal
Eligibility
18 Years to 55 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 16, 2025 · Synced Sep 25, 2026, 7:15 PM EDT
Recruiting No phase listed Observational

Diet, Metabolic Health, and Exercise Responses

NCT07728240
View directory record Official record
Conditions
Diet Quality, Metabolic Health, Cognitive Function, Exercise Response
Interventions
Standardized Moderate-Intensity Cycling Session
Behavioral
Lead sponsor
University of Wisconsin, River Falls
Other
Eligibility
18 Years to 60 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
River Falls, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 26, 2026 · Synced Sep 25, 2026, 7:15 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Daily Protein Pacing Effects on HbA1c in Type 2 Diabetics

NCT05355090
View directory record Official record
Conditions
Type 2 Diabetes, HbA1c, Protein Intake
Interventions
PP
Dietary Supplement
Lead sponsor
Skidmore College
Other
Eligibility
30 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Saratoga Springs, New York
Source: ClinicalTrials.gov public record
Updated Apr 7, 2024 · Synced Sep 25, 2026, 7:15 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Low-calorie Diet in Isolated Impaired Fasting Glucose

NCT06451055
View directory record Official record
Conditions
Isolated Impaired Fasting Glucose
Interventions
Low-calorie diet, Routine dietary and physical activity habits
Behavioral
Lead sponsor
Emory University
Other
Eligibility
35 Years to 65 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Sep 25, 2026, 7:15 PM 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 25, 2026, 7:15 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

The Effects of Chia on Overweight/Obese Women

NCT03233906
View directory record Official record
Conditions
Obesity, Eating Behavior, Mood, Glucose, Dietary Modification
Interventions
Chia Seeds- Salvia Hispanica
Dietary Supplement
Lead sponsor
California State Polytechnic University, Pomona
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Pomona, California
Source: ClinicalTrials.gov public record
Updated May 10, 2018 · Synced Sep 25, 2026, 7:15 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Impact of Supplemental Fiber on Gut and Vascular Health Related in Obesity Phenotypes

NCT07095426
View directory record Official record
Conditions
Metabolic Syndrome, Healthy Participants, Metabolically Healthy Obesity, Metabolically Abnormal Obesity
Interventions
inulin
Dietary Supplement
Lead sponsor
Ball State University
Other
Eligibility
18 Years to 55 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Muncie, Indiana
Source: ClinicalTrials.gov public record
Updated Jul 30, 2025 · Synced Sep 25, 2026, 7:15 PM EDT