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ClinicalTrials.gov public records Last synced Sep 6, 2026, 11:47 PM EDT

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Showing 1–24 of 33 matching trials from the live ClinicalTrials.gov search.
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Conditions
Diet Modification, Lung Cancer
Interventions
Special Diet Therapy (low-carb), Special Diet Therapy (low-fat), Special Diet Therapy (USDA control)
Behavioral
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Elevated Triglycerides, Hypertriglyceridemia
Interventions
Average American Diet With SoFAS Replaced With Avocado, Average American Diet
Other
Lead sponsor
Midwest Center for Metabolic and Cardiovascular Research
Other
Eligibility
21 Years to 74 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
2
States / cities
Chicago, Illinois • Indianapolis, Indiana
Conditions
Sleep Deprivation, Nutritional Intervention
Interventions
Ketogenic Intervention, Mediterranean Intervention, Placebo, Ketone Ester
Other · Dietary Supplement
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 40 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Pneumonia
Interventions
Ketogenic feeding, Standard feeding
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
55 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Birmingham, Alabama
Completed Not applicable Interventional Accepts healthy volunteers

Habitual Diet and Avocado Trial

NCT03528031
Conditions
Intra-abdominal Fat, Metabolic Syndrome, High Cholesterol, Triglycerides High, Diet Habit, High Blood Sugar, Liver Fat, Dietary Modification, HDL Cholesterol, Low Serum, Cardiovascular Diseases, High Density Lipoprotein Deficiency, Low-density-lipoprotein-type, Cardiovascular Risk Factor, Diabetes
Interventions
Intervention Daily Avocado
Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
25 Years and older
Enrollment
1,008 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
4
States / cities
Loma Linda, California • Los Angeles, California • Boston, Massachusetts + 1 more
Completed Not applicable Interventional Accepts healthy volunteers

The Impact of Dietary Restriction of Animal Protein and Fat on Osteoarthritis

NCT01939262
Conditions
Osteoarthritis
Interventions
Limitation of Animal Fat and Protein in the Diet, Control
Other
Lead sponsor
Essentia Health
Other
Eligibility
18 Years to 70 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Traverse City, Michigan
Completed Not applicable Interventional Accepts healthy volunteers Results available

Return of First-phase Insulin Secretion in Type 2 Diabetes is Associated With Depletion of Pancreas Lipid

NCT03430310
Conditions
Type 2 Diabetes Mellitus
Interventions
Low Glycemic Diet, Control Diet
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
35 Years to 65 Years
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Diabetes Mellitus, Type 2
Interventions
Carbohydrate-restricted diet, Mindfulness
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
San Francisco, California
Conditions
Non-Alcoholic Fatty Liver Disease, Obesity
Interventions
Moderately carbohydrate-restricted diet, Fat-restricted diet
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
10 Years to 17 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Birmingham, Alabama
Completed Not applicable Interventional Accepts healthy volunteers

Effectiveness of Changing Dietary Fat on Weight Loss

NCT02953158
Conditions
Overweight
Interventions
Haas Avocado, Dietary Counseling
Other · Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
20 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Los Angeles, California
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
Conditions
Overweight and Obesity, Hyperandrogenemia, Insulin Resistance
Interventions
Mediterranean-based, carbohydrate restricted, calorie reduced diet
Behavioral
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
21 Years to 45 Years · Female only
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Columbia, Missouri
Not listed Not applicable Interventional Accepts healthy volunteers

Persea Americana for Total Health (PATH)-2

NCT05941728
Conditions
Overweight and Obesity
Interventions
Avocado, Oil + Fiber, Average American Diet
Other
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
25 Years to 74 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Urbana, Illinois
Completed Not applicable Interventional Accepts healthy volunteers

Avocado and Postprandial Responses

NCT06818032
Conditions
Healthy, Healthy Volunteer, Healthy Volunteers, Healthy Adult, Healthy Male and Female Subjects, Healthy Subjects, Healthy Volunteers Only, Healthy Non-smokers
Interventions
Negative control, Avocado, Fat and fiber addition
Other
Lead sponsor
University of Vermont Medical Center
Other
Eligibility
21 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Burlington, Vermont
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Avocado Intake on the Nutritional Status of Families

NCT02903433
Conditions
Cardiovascular Disease
Interventions
High-intake avocados, Low-intake avocados, Diet tips, Avocado consumption advice
Other · Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
5 Years and older
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Chula Vista, California
Completed Not applicable Interventional Accepts healthy volunteers

Ketogenic Diet Health and Longevity

NCT05939011
Conditions
Ketogenic Dieting, Ketoses, Metabolic, Ketosis
Interventions
Well-formulated Ketogenic Diet
Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
30 Years to 55 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Kansas City, Kansas
Conditions
Diabetes Mellitus, Type 2, PreDiabetes
Interventions
Mediterranean Diet (Med-Plus), Well-Formulated Ketogenic Diet (WFKD)
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Stanford, California
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Dietary Oxalate and Immune Cell Function

NCT03877276
Conditions
Kidney Stone
Interventions
Breakfast, Spinach smoothie, Kale smoothie, Blended smoothie, V spinach smoothie, Sodium oxalate drink
Dietary Supplement
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 70 Years
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2029
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Prostate Cancer Metastatic Disease
Interventions
Hypocaloric anti-inflammatory diet
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older · Male only
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
2
States / cities
Los Angeles, California
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Avocado Consumption on Vascular Health

NCT01595607
Conditions
Focus: Avocado Consumption & Vascular Health
Interventions
Diet Treatment
Other
Lead sponsor
USDA Beltsville Human Nutrition Research Center
Federal
Eligibility
28 Years to 70 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Beltsville, Maryland
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Study to Evaluate the Efficacy of an Avocado Dietary Supplement

NCT07354308
Conditions
Overweight, Metabolic Health, Insulin Resistance
Interventions
Metavo Supplement, Placebo
Dietary Supplement
Lead sponsor
SP Nutraceuticals Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Las Vegas, Nevada
Not yet recruiting Not applicable Interventional

Ketogenic Diet to Reduce Osteoarthritis Pain in MCI

NCT07417891
Conditions
Osteoarthritis (OA) of the Hip, Osteoarthritis (OA) of the Knee, Osteoarthritis (OA) of the Shoulder, Osteoarthritis, Mild Cognitive Impairment, MCI, Mild Cognitive Impairment (MCI), Dementia
Interventions
Well-formulated ketogenic diet
Other
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
55 Years to 75 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Fairway, Kansas
Conditions
Brain Aging
Interventions
Avocado Group
Other
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
65 Years to 85 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Kansas City, Kansas
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Avocado vs. Usual Diet on Skin Aging

NCT05102604
Conditions
Skin Inflammation
Interventions
Avocado, Habitual diet
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
25 Years to 90 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Los Angeles, California