Search clinical trials for: Polyphenols

Total 273 results

King's College London
University of Reading

Completed

Investigating the Effects of Daily Consumption of Blueberry (Poly)Phenols on Vascular Function and Cognitive Performance (BluFlow)

Healthy | Healthy Aging

United Kingdom
Laval University

Active, not recruiting

Effect of Mango on Gut Microbiota and Metabolic Health

Metabolic Syndrome | Gut Microbiota

Canada
Jonsson Comprehensive Cancer Center
National Cancer Institute (NCI)

Completed

Effect of Quercetin on Green Tea Polyphenol Uptake in Prostate Tissue From Patients With Prostate Cancer Undergoing Surgery

Recurrent Prostate Cancer | Stage I Prostate Cancer | Stage III Prostate Cancer | Adenocarcinoma of the Prostate | Stage IV Prostate Cancer | Stage IIA Prostate Cancer | Stage IIB Prostate Cancer

United States
Swiss Federal Institute of Technology
Instituto de Investigação em Imunologia

Completed

Inhibiting Dietary Iron Absorption in Subjects With Hereditary Hemochromatosis by a Natural Polyphenol Supplement

Iron Metabolism Disorders | Iron Overload | Polyphenols

Portugal, Switzerland
Medical University of Graz

Completed

Natural Versus Synthetic Vitamin B Complexes in Human

Healthy | Oxidative Stress | Vitamin B 12 Deficiency | Polyphenols | Thiamine and Niacin Deficiency States | Pyridoxine Deficiency | Folic Acid Deficiency Anemia, Dietary | Peroxidase; Defect | Homocystine; Metabolic Disorder

Austria
University Ghent

Completed

Effects of Flavanoids in Essential Hypertension, Type 2 Diabetes and Healthy Persons

Vascular Complications, Diabetic

Belgium
Integrative Skin Science and Research
Verdure Sciences

Completed

Oral Pomegranate Extract on the Microbiome and Skin Biophysical Properties

Human Microbiome

United States
Federico II University

Completed

Polyphenol Enriched Extra-virgin Olive Oil and Postprandial Glycemia in Type 1 Diabetes (DOP) (DOP)

Type 1 Diabetes

Italy
Clinical Nutrition Research Center, Illinois Institute...

Completed

Matrix on Fruit Constituent Bioavailability (FRT)

Healthy Non-smoker

United States
Clinical Nutrition Research Center, Illinois Institute...

Completed

A Pilot Study to Characterize the Bioavailability and Plasma Profile of Potato Polyphenols in Humans (PPT)

Premenopausal Women | Overweight and Obese Women

United States
Clinical Nutrition Research Center, Illinois Institute...

Completed

The Cholesterol Lowering Effects of Strawberry (STR4)

Hypercholesterolemia | Glycemic Response

United States
Clinical Nutrition Research Center, Illinois Institute...

Completed

Characterization of Wild Blueberry Polyphenols Bioavailability and Kinetic Profile Over 24-hour Period (WBB)

Healthy | Overweight | Obese

United States
Francisco Javier Martínez Noguera

Completed

Effect of 8-week Intake of 2S-hesperidin on Performance, Body Composition and Biochemicals Markers in Amateur Cyclists (HESPERFORMAN)

Inflammatory Response | Oxygen Deficiency | Oxidative Stress | Acid-Base Imbalance | Metabolic Disturbance | Muscle Loss | Power | Electrolyte Disturbance | Change, Body Weight | Changes Fatty

Spain
Sanjay Gupta PhD

Terminated

Green Tea Extract in Treating Patients With Low-Risk Prostate Cancer

Stage I Prostate Cancer | Stage IIA Prostate Cancer | Stage IIB Prostate Cancer

United States
National Research Council, Spain
Hospital General Universitario Reina Sofía de Murcia

Completed

Disposition of Dietary Polyphenols and Methylxanthines in Mammary Tissues From Breast Cancer Patients (POLYSEN)

Breast Cancer

Spain
North Carolina Agriculture & Technical State University

Completed

Avenanthramide and Saponin Bioavailability in Oat Bran

Pharmacokinetics | Polyphenols | Human Health
Clinical Nutrition Research Center, Illinois Institute...

Completed

Red Raspberry Polyphenols on Gut Microbiome (RRB2)

Healthy Subjects | Pre-diabetes

United States
Clinical Nutrition Research Center, Illinois Institute...

Completed

Bioavailability and Pharmacokinetic Parameters of Watermelon (Rind, Flesh and Seeds) Polyphenols (WM)

Healthy Subjects

United States
BioActor

Completed

The Effect of a Citrus Extract on Exercise Performance in Moderately Trained Athletes

Exercise Performance

Netherlands
King's College London
DIANA Food

Completed

Effects of an Apple Extract on Glycaemia: The GLU-Pomme Study (GLU-Pomme)

Prevention of Hyperglycaemia

United Kingdom
Harokopio University
National and Kapodistrian University of Athens; University of Peloponnese

Unknown

Oleocanthal Rich Olive Oil Acute Effects on Hyperglycemia and Platelet Activation in T2DM

Inflammation | Oxidative Stress | Postprandial Hyperglycemia | Diabetes Mellitus, Adult-Onset | Platelet Dysfunction | Lipidemia

Greece
Rousselot BVBA
BioTeSys GmbH

Completed

Impact of the Source and Food Matrices on the Bioavailability of Peptan® (Collagen Peptides) in Healthy Subjects

Bioavailability

Germany
Xinhua Hospital, Shanghai Jiao Tong University...

Active, not recruiting

The Effect of Decaffeinated Green Tea Polyphenol Intake on the Risk of Precocious Puberty Among Obese Girls

Pediatric Obesity | Puberty, Precocious

China
National Research Council, Spain
California Table Grape Commission

Completed

Grape Polyphenols and Second-meal Effect (GRAPESECOND)

Obesity

Spain
University of California, Los Angeles

Completed

Effect of Strawberry Consumption on the Microbiome

Microbiome

United States
University of Bari

Completed

Red Grape Polyphenol Oral Administration to Women Affected by Nickel-mediated Allergic Contact Dermatitis (Grapolyphen)

Allergic Contact Dermatitis

Italy
Swiss Federal Institute of Technology
St. John's Research Institute

Completed

Effect of Polyphenols on Iron Absorption From Finger Millet

Iron-deficiency

Switzerland
Value Outcomes Ltd.
Matuzalem.com-cz, s.r.o.

Completed

Vaginal Ovule With Flavonoid Tea Extract for the Correction of Imbalance in the Vaginal Environment (MAT072017)

Vaginosis, Bacterial | Vaginal Flora Imbalance

Czechia
Aga Khan University

Unknown

Role of Ajwa Derived Polyphenols in Dyslipidaemias

Hyperglycemia | Anemia | Dyslipidemias | Oxidative Stress | Liver Dysfunction | Hemoglobin SC

Pakistan
Instituto de Investigación Hospital Universitario...
Primo Mendoza S.L.

Completed

Enriched Honey With Soluble Fiber and Polyphenols on Satiety and Dyslipidemia (SACIMIEL)

Dyslipidemias | Overweight and Obesity

Spain
King's College London

Completed

Absorption, Metabolism and Excretion of Artichoke Polyphenols in Healthy Individuals

Healthy Men and Women

United Kingdom
University of California, Los Angeles

Completed

Comparing the Effect of Whey and Soy Protein on the Absorption of Pomegranate Polyphenols in the Human Body

Healthy

United States
King's College London

Completed

Effects of Fruit Extracts on Glycaemia: The GLU-FRU Study (GLU-FRU)

Postprandial Hyperglycemia

United Kingdom
Fundació Institut de Recerca de l'Hospital de la...
University of Barcelona; Ministerio de Economía y Competitividad (Spain) AGL...

Completed

Nutritional Intervention With Table Olives in Healthy Volunteers (BIOLIVA)

Healthy | Biological Availability | Nutritional Intervention | Functional Food | Nutrition Physiology

Spain
Universidad Católica San Antonio de Murcia
National Research Council, Spain

Completed

Evaluation of New Beverages Rich in Bioactive Compounds for the Modulation of Energetic Metabolism in Overweight Adults (BEBESANO)

Inflammation | Obesity | Insulin Sensitivity

Spain
Hull University Teaching Hospitals NHS Trust

Completed

Absorption Profiles of Three Polyphenol Preparations With and Without Pollen Shell Covering

Polyphenols Absorption Profile

United Kingdom
King's College London
Naturex-Dbs

Completed

Randomized, Double-blind, Controlled Study to Evaluate the Effect of Concord Grape Extract on Vascular Function in Healthy Men and Women (CONCARD)

Healthy Men and Women

United Kingdom
BioActor

Completed

The Effect of a Combination of Orange- and Pomegranate Actives on Physical Fitness in Elderly People

Fitness

Netherlands
Activ'inside
CIC SANPSY (USR CNRS 3413), Hôpital Pellegrin, Bordeaux, FRANCE; Hospital St...

Completed

Acute Effect of a Standardized Botanical Blend Rich in Polyphenols on Cognitive Functions in Healthy Students

Healthy

France
University of California, Davis
Mars, Inc.

Completed

Absorption, Metabolism and Excretion of Apigenin and Apigenin Glycosides

Healthy

United States
University of Guelph
Agriculture and Agri-Food Canada; Ontario Ministry of Agriculture, Food and... and other collaborators

Completed

Obesity-related Health Benefits of Apples

Inflammation | Hyperlipidemias | Dysbiosis | Obesity, Abdominal

Canada
North Carolina Agriculture & Technical State University

Completed

Scavenging of Reactive Carbonyl Species by Apple Polyphenols in Human

Pharmacokinetics | Polyphenols | Human Health

United States
University Hospital, Clermont-Ferrand

Completed

Effects of Polyphenols on Iron Absorption in Iron Overload Disorders. (POLYFER)

Polyphenols | Iron Absorption | Dysmetabolic Iron Overload Syndrome | Genetic Hemochromatosis

France
University of Hertfordshire

Completed

Continuous Tart Cherry Juice Supplementation With Metabolic Syndrome Participants

Hypertension | Metabolic Syndrome | Insulin Resistance

United Kingdom
Lucozade Ribena Suntory
King's College London

Completed

Effect of Drinks Containing Fruit Polyphenol Extracts and Fibre on Postprandial Glycaemia. (Glu-MIX)

Postprandial Period

United Kingdom
University of Glasgow
Scottish Universities Environmental Research Centre

Completed

Impact of Inulin on Production of Phenolic Acids From Tomato Onion and Lovage Soup

Healthy Adults

United Kingdom
University of the Highlands and Islands

Completed

The Acute Effects of Commercially Available Drinks on the Endothelial Function of Humans Following a High-fat Meal

Endothelial Dysfunction

United Kingdom
University Rovira i Virgili
Universitat de Lleida; Ministerio de Ciencia e Innovación, Spain

Unknown

Red-fleshed Apple as a Novel Anthocyanin-biofortified Food to Improve Cardiometabolic Risk Factors. (AppleCor)

High LDL-cholesterol Levels

Spain
Colorado State University
United States Department of Agriculture (USDA)

Unknown

Effects of Red Beetroot Juice on High-Fat Meal-Induced Endothelial Dysfunction and Cardiometabolic Disturbances

Obesity | Overweight | Menopause | Aging

United States
Maastricht University Medical Center

Completed

Dietary Polyphenols and Insulin Sensitivity in Overweight and Obese Humans

Healthy

Netherlands

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