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Showing 25–46 of 22 matching trials from the live ClinicalTrials.gov search.
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Recruiting Not applicable Interventional Accepts healthy volunteers

Polyphenols and Cognitive Decline

NCT06507254
Conditions
Cognitive Decline, Cognitive Dysfunction
Interventions
Polyphenol Supplement, Placebo Supplement
Dietary Supplement
Lead sponsor
University of California, Los Angeles
Other
Eligibility
50 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Insulin Resistance, Obesity, Metabolic Syndrome
Interventions
Fish Oil, Polyphenol Capsules, Corn Oil Capsules, Corn starch capsules, Reduced glycemic index bread products, Market variety bread products
Dietary Supplement · Other
Lead sponsor
University of California, San Diego
Other
Eligibility
21 Years to 55 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
San Diego, California
Recruiting Not applicable Interventional Accepts healthy volunteers

Strength Training and Resveratrol

NCT06585865
Conditions
Sarcopenia, Anabolic Resistance
Interventions
Resistance training, Resveratrol 500 mg oral once daily., Placebo
Behavioral · Dietary Supplement
Lead sponsor
Texas Tech University
Other
Eligibility
60 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Lubbock, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Metabolic Response to Chardonnay Grape Marc Powder

NCT03203915
Conditions
Dyslipidemia, Obesity
Interventions
Chardonnay grape marc marc high polyphenol dose (120mg), Chardonnay grape marc powder low polyphenol dose (75mg), Placebo (0mg)
Dietary Supplement
Lead sponsor
USDA, Western Human Nutrition Research Center
Federal
Eligibility
35 Years to 65 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Davis, California
Conditions
Stroke
Interventions
POMx, Placebo
Dietary Supplement · Other
Lead sponsor
Loma Linda University
Other
Eligibility
18 Years to 89 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Loma Linda, California
Conditions
Mental Processes, Cognitive Change, Mood Change
Interventions
Placebo, Enovita Grape Seed Extract, Mirtoselect Bilberry Extract, Virtiva Plus Ginko Biloba Extract
Dietary Supplement
Lead sponsor
Applied Science & Performance Institute
Industry
Eligibility
25 Years to 55 Years
Enrollment
76 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Tampa, Florida
Withdrawn Not applicable Interventional

Olive Oil and Cardiovascular Health

NCT01983943
Conditions
Cardiovascular Disease, Endothelial Function
Interventions
Hydroxytyrosol, the active ingredient in olive oil., Placebo, Nutrition counseling, Endopat
Dietary Supplement · Behavioral · Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Memory Impairment
Interventions
Fruitflow-II, resVida
Drug
Lead sponsor
Neurolgy Institute for Brain Health and Fitness
Other
Eligibility
50 Years to 80 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Lutherville, Maryland
Completed Phase 2 Interventional Accepts healthy volunteers

Pomegranate Extract and Memory

NCT01950221
Conditions
Healthy Volunteers
Interventions
POMx, Placebo
Dietary Supplement · Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
50 Years to 75 Years
Enrollment
212 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Los Angeles, California
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Evaluation of AppleX™ Apple Extract on Anti-Inflammatory and Healthy Aging Effects

NCT07678346
Conditions
Systemic Inflammation (hsCRP), Healthy Aging, Vitality, Healthy Adult Participants
Interventions
Apple Extract, Placebo
Dietary Supplement · Other
Lead sponsor
Nutraland USA, Inc.
Industry
Eligibility
45 Years to 70 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
San Francisco, California
Completed Not applicable Interventional Accepts healthy volunteers

Absorption, Metabolism and Excretion of Apigenin and Apigenin Glycosides

NCT03526081
Conditions
Healthy
Interventions
Chamomile Tea, Parsley based drink, Parsley Yogurt, Apigenin, Parsley-based drink (II)
Other
Lead sponsor
University of California, Davis
Other
Eligibility
25 Years to 60 Years · Male only
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
2
States / cities
Davis, California
Conditions
Endothelial Dysfunction, Aging
Interventions
Aronia full spectrum - half dose, Aronia full spectrum - full dose, Placebo
Dietary Supplement
Lead sponsor
Colorado State University
Other
Eligibility
45 Years to 75 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Fort Collins, Colorado
Completed Not applicable Interventional Accepts healthy volunteers

Guayusa Extract on Exercise Training

NCT05820399
Conditions
Desire to Exercise, Exercise Training, Physical Exertion
Interventions
Organic Guayusa Extract, Placebo
Dietary Supplement
Lead sponsor
Nathaniel Jenkins
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Iowa City, Iowa
Completed Not applicable Interventional Results available

Effects of Botanical Microglia Modulators in Gulf War Illness

NCT02909686
Conditions
Gulf War Illness
Interventions
Boswellia Serrata, Curcumin, Epimedium, Fisetin, Luteolin, Nettle, Pycnogenol, Reishi Mushroom, Resveratrol, Placebo
Dietary Supplement
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
39 Years to 65 Years · Male only
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Aging
Interventions
Resveratrol, Placebo, Exercise
Drug · Behavioral
Lead sponsor
University of Florida
Other
Eligibility
65 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Birmingham, Alabama
Completed Not applicable Interventional Accepts healthy volunteers

Oral Pomegranate Extract on the Microbiome and Skin Biophysical Properties

NCT04596722
Conditions
Human Microbiome
Interventions
Pomella, Placebo
Dietary Supplement · Other
Lead sponsor
Integrative Skin Science and Research
Industry
Eligibility
25 Years to 55 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Sacramento, California
Conditions
Insulin Resistance
Interventions
Placebo, Resveratrol
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
50 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
San Francisco, California
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Effect of Resveratrol on Age-related Insulin Resistance and Inflammation in Humans

NCT01354977
Conditions
Type 2 Diabetes Mellitus, Insulin Resistance
Interventions
Resveratrol
Drug
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
45 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2017
U.S. locations
1
States / cities
The Bronx, New York
Conditions
COVID-19
Interventions
Resveratrol, Vitamin D3
Drug · Dietary Supplement
Lead sponsor
Marvin McCreary, MD
Other
Eligibility
45 Years and older
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Chronic Kidney Disease, Cardiovascular Disease
Interventions
Pomegranate extracts
Dietary Supplement
Lead sponsor
Kenneth Wilund
Other
Eligibility
30 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Champaign, Illinois
Completed Phase 1 Interventional Accepts healthy volunteers

Enhancing Efficacy of Mango Polyphenols in Lean and Obese

NCT04970589
Conditions
Obesity
Interventions
Mango, Probiotics, Placebo
Other · Dietary Supplement
Lead sponsor
Texas A&M University
Other
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
College Station, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Grape Polyphenol Kinetics in Humans

NCT01751750
Conditions
Healthy Volunteers
Interventions
Grape
Other
Lead sponsor
Janet Novotny
Federal
Eligibility
Up to 59 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Beltsville, Maryland