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Showing 1–24 of 59 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Beef Diet Clear all
Completed Not applicable Interventional

Protein-Sparing Modified Fast Intervention for Weight Loss in Obese Endometrial Cancer Survivors

NCT02135562
View directory record Official record
Conditions
Endometrial Cancer, Obesity
Interventions
Dietary Intervention, Informational Material, Dietary Education, Weight Maintenance, Average score of Obesity and Weight-Loss Quality of Life Questionnaire
Dietary Supplement · Other
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years to 70 Years · Female only
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
2
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 19, 2017 · Synced Sep 3, 2026, 2:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Trimethylamine-N-oxide Production and Metabolism

NCT02558673
View directory record Official record
Conditions
Healthy
Interventions
TMAO dietary precursors, Control (or active comparator)
Other
Lead sponsor
Cornell University
Other
Eligibility
21 Years to 50 Years · Male only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
2
States / cities
Ithaca, New York
Source: ClinicalTrials.gov public record
Updated Nov 1, 2016 · Synced Sep 3, 2026, 2:34 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Effect of Incorporating Lean Beef Into a Protein-rich Diet During Resistance Training on Muscle and Tendon Strength in Older Women

NCT04347447
View directory record Official record
Conditions
Sarcopenia, Aging
Interventions
Exercise training
Other
Lead sponsor
Purdue University
Other
Eligibility
60 Years to 80 Years · Female only
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Aug 28, 2023 · Synced Sep 3, 2026, 2:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Consuming Red Meat on the Gut Microbiota in Young Adults

NCT03885544
View directory record Official record
Conditions
Diet Modification
Interventions
Controlled Lacto-ovo vegetarian diet, Controlled Unprocessed red meat diet, Controlled processed red meat diet
Other
Lead sponsor
Purdue University
Other
Eligibility
20 Years to 35 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Jul 13, 2020 · Synced Sep 3, 2026, 2:34 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Daily Beef Intake, as a Component of a Heart-Healthy Diet on Cellular Zinc

NCT05236374
View directory record Official record
Conditions
Zinc Deficiency, Inflammation, Metabolic Diseases, Vascular Diseases
Interventions
Beef protein
Other
Lead sponsor
University of California, Davis
Other
Eligibility
55 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Feb 8, 2026 · Synced Sep 3, 2026, 2:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Dose-Response Effects of Lean Beef in a Mediterranean-Style Dietary Pattern on Cardiovascular Disease Risk Factors

NCT02723617
View directory record Official record
Conditions
Healthy Volunteers
Interventions
MED 0.5, MED 2.5, MED 5.5, AAD 2.5
Other
Lead sponsor
USDA Beltsville Human Nutrition Research Center
Federal
Eligibility
30 Years to 65 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
2
States / cities
Beltsville, Maryland • University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 30, 2019 · Synced Sep 3, 2026, 2:34 PM EDT
Completed Not applicable Interventional

The Beef WISE Study: Beef's Role in Weight Improvement, Satisfaction, and Energy

NCT02627105
View directory record Official record
Conditions
Weight Loss
Interventions
Beef group, Non-beef group
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 50 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 7, 2018 · Synced Sep 3, 2026, 2:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Environmental Costs of Building Human Muscle

NCT06733857
View directory record Official record
Conditions
Greenhouse Gas Emissions, Water Use, Land Use
Interventions
VEG2, OMNI2
Behavioral
Lead sponsor
Game Changers Institute
Other
Eligibility
18 Years to 40 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Laguna Niguel, California
Source: ClinicalTrials.gov public record
Updated Dec 12, 2024 · Synced Sep 3, 2026, 2:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

SWAP-MEAT With Athletes for MC-URC: Three Diets on Athletic Performance

NCT06014307
View directory record Official record
Conditions
Health Behavior
Interventions
Diet order: PBMA, Animal, Diet order: Animal, PBMA
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 35 Years
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
4
States / cities
Los Angeles, California • Stanford, California • New Brunswick, New Jersey + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 20, 2024 · Synced Sep 3, 2026, 2:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Lipoprotein Effects of Substituting Beef Protein for Carbohydrate

NCT00852267
View directory record Official record
Conditions
Healthy, Cardiovascular Disease, Atherogenic Dyslipidemia
Interventions
High Carbohydrate, High Saturated Fat Diet, Low Carbohydrate, High Saturated Fat Diet, Low Carbohydrate, Low Saturated Fat Diet
Other
Lead sponsor
UCSF Benioff Children's Hospital Oakland
Other
Eligibility
18 Years and older · Male only
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Berkeley, California
Source: ClinicalTrials.gov public record
Updated Dec 23, 2020 · Synced Sep 3, 2026, 2:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Defining Beef and Meal Frequency as Key Components of a Healthy Eating Pattern for Muscle Health and Wellbeing

NCT04232254
View directory record Official record
Conditions
Meal Frequency, Dietary Habits, Muscle Protein Synthesis
Interventions
Animal-based Protein Foods, Skewed Protein Distribution, Plant-based Protein Foods, Balanced Protein Distribution
Behavioral
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
20 Years to 40 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 16, 2025 · Synced Sep 3, 2026, 2:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Trial to Assess Diets Containing Beef vs. Poultry on Pancreatic Beta-Cell Function

NCT05456477
View directory record Official record
Conditions
PreDiabetes
Interventions
Beef, Poultry
Other
Lead sponsor
Midwest Center for Metabolic and Cardiovascular Research
Other
Eligibility
18 Years to 74 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 17, 2023 · Synced Sep 3, 2026, 2:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Calcium Retention as Influenced by Dietary Components That Induce an Acid Load

NCT00620763
View directory record Official record
Conditions
Healthy
Interventions
High Meat - High Potential Renal Acid Load (PRAL) diet, Low Protein - Low Potential Renal Acid Load (PRAL) diet
Other
Lead sponsor
USDA Grand Forks Human Nutrition Research Center
Federal
Eligibility
40 Years to 75 Years · Female only
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Grand Forks, North Dakota
Source: ClinicalTrials.gov public record
Updated Jul 1, 2018 · Synced Sep 3, 2026, 2:34 PM EDT
Completed Not applicable Interventional

Nutrition and Exercise Trial: Improving Diet and Physical Activity Patterns in Overweight Cancer Survivors

NCT03489213
View directory record Official record
Conditions
Cancer Survivor, Overweight
Interventions
Dietary Intervention, Exercise Intervention, Laboratory Biomarker Analysis, Nutritional Intervention, Questionnaire Administration
Other · Behavioral · Dietary Supplement
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 29, 2019 · Synced Sep 3, 2026, 2:34 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Longitudinal Examination of Metabolic and Behavioral Correlates of Protein Sources

NCT06089460
View directory record Official record
Conditions
Health Behavior
Interventions
Beef, Meat analogue, Beans/legumes
Other
Lead sponsor
Oklahoma State University
Other
Eligibility
18 Years to 55 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Stillwater, Oklahoma
Source: ClinicalTrials.gov public record
Updated Apr 28, 2024 · Synced Sep 3, 2026, 2:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

First Complementary Foods and the Infant Gastrointestinal Microbiota

NCT05492253
View directory record Official record
Conditions
Healthy Participants, Infants, Gastrointestinal Microbiota
Interventions
Infant fruit, Infant vegetable, Infant meat, Infant grain
Other
Lead sponsor
University of Delaware
Other
Eligibility
5 Months to 7 Months
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated May 16, 2024 · Synced Sep 3, 2026, 2:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Dietary Biomarkers Intervention Core

NCT05616585
View directory record Official record
Conditions
Biological Markers, Diet, Healthy, Metabolomics, Nutrition, Healthy
Interventions
Pharmacokinetic (PK)- Controlled Feeding Diet, Dose Response (DR)- Controlled Feeding Diet
Other
Lead sponsor
Harvard School of Public Health (HSPH)
Other
Eligibility
18 Years and older
Enrollment
115 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 6, 2025 · Synced Sep 3, 2026, 2:34 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Lean Beef Consumption on Cardiometabolic Health and Gut Microbiome

NCT06433115
View directory record Official record
Conditions
Diet Intervention
Interventions
Lean (≥90%) Grass-Fed Beef, Lean (≥90%) Grain-Fed Beef, Plant-Based Meat
Other
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years to 45 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 31, 2025 · Synced Sep 3, 2026, 2:34 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Investigating the Effects of Beef Consumption on Cognitive and Brain Health

NCT06690892
View directory record Official record
Conditions
Dietary Intervention, Dietary Proteins, Dietary Assessment, Cognitive Ability, General
Interventions
Ready-to-eat beef in frozen, 5-oz packages, Ready-to-eat beef in frozen, 1-oz packages
Dietary Supplement
Lead sponsor
University of Nebraska Lincoln
Other
Eligibility
19 Years to 24 Years
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated May 28, 2026 · Synced Sep 3, 2026, 2:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Replacing Starchy Vegetables and Refined Grains With Beef on Cardio-metabolic Disease Risk Factors (S53)

NCT03925142
View directory record Official record
Conditions
Diet Modification
Interventions
Controlled healthy vegetarian diet, Controlled beef diet
Other
Lead sponsor
Purdue University
Other
Eligibility
30 Years to 69 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Dec 7, 2021 · Synced Sep 3, 2026, 2:34 PM EDT
Completed Not applicable Interventional

Beef in an Optimal Lean Diet (BOLD) Effects on Metabolic Syndrome

NCT00937638
View directory record Official record
Conditions
Metabolic Syndrome, Cardiovascular Disease
Interventions
BOLD Diet, BOLD-X Diet, Modified DASH Diet
Dietary Supplement
Lead sponsor
Penn State University
Other
Eligibility
30 Years to 60 Years
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 20, 2023 · Synced Sep 3, 2026, 2:34 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Anabolic Response to Beef vs Plant Protein in (Pre)Frail Older Adults Using a Novel Stable Isotope Pulse Method

NCT07254403
View directory record Official record
Conditions
Protein Metabolism
Interventions
Beef, Tofu, Placebo
Other
Lead sponsor
Texas A&M University
Other
Eligibility
65 Years to 95 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
College Station, Texas
Source: ClinicalTrials.gov public record
Updated Nov 27, 2025 · Synced Sep 3, 2026, 2:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Exercise-Induced Epigenetic Modifications in Obese Aging Women

NCT01977885
View directory record Official record
Conditions
Metabolic Syndrome
Interventions
High Protein Diet, Exercise
Behavioral
Lead sponsor
University of Georgia
Other
Eligibility
50 Years to 64 Years · Female only
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Athens, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 24, 2015 · Synced Sep 3, 2026, 2:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Amino Acid Profile and Muscle Protein Synthetic Response to Consuming Meat or Plant-based Alternatives

NCT04784806
View directory record Official record
Conditions
Healthy
Interventions
Ground beef, Ground pork, Tofu, Beyond Meat
Other
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 30 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Jan 13, 2022 · Synced Sep 3, 2026, 2:34 PM EDT