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ClinicalTrials.gov public records Last synced Oct 18, 2026, 7:40 AM EDT

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Showing 1–24 of 48 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Cinnamon Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Trial of an Herb and Mineral Combination Product on Fasting Glucose in Adults at Risk for Developing Diabetes

NCT02146157
View directory record Official record
Conditions
Prediabetes
Interventions
herb and mineral combination product, Placebo
Dietary Supplement
Lead sponsor
NewChapter, Inc.
Industry
Eligibility
18 Years and older
Enrollment
104 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
6
States / cities
Chicago, Illinois • Lexington, Kentucky • Bingham Farms, Michigan + 3 more
Source: ClinicalTrials.gov public record
Updated Oct 14, 2015 · Synced Oct 18, 2026, 7:40 AM EDT
Completed Not applicable Interventional Results available

Cinnamon Trial-lIfestyle iNtervention Plus Water-soluble Cinnamon Extract On loweriNg Blood Glucose in Pre-diabetics

NCT01301521
View directory record Official record
Conditions
Diabetes, Pre-Diabetes
Interventions
water-soluble cinnamon extract (Cinnulin PF)
Drug
Lead sponsor
Mike O'Callaghan Military Hospital
Federal
Eligibility
18 Years and older
Enrollment
229 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
4
States / cities
Travis Air Force Base, California • Eglin Air Force Base, Florida • Offutt Air Force Base, Nebraska + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 3, 2024 · Synced Oct 18, 2026, 7:40 AM EDT
Completed Phase 2 Interventional Results available

Supplements, Placebo, or Rosuvastatin Study

NCT04846231
View directory record Official record
Conditions
Hypercholesterolemia
Interventions
Fish Oil, Cinnamon, Garlique,Turmeric, Plant Sterol, Red Yeast Rice, Rosuvastatin, Placebo
Dietary Supplement · Drug · Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
40 Years to 75 Years
Enrollment
203 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated May 25, 2023 · Synced Oct 18, 2026, 7:40 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Bioavailability Study of Cinnamon in Healthy Subjects

NCT01847053
View directory record Official record
Conditions
Healthy Males
Interventions
cinnamon, Oatmeal
Other
Lead sponsor
McCormick and Company, Inc.
Industry
Eligibility
18 Years to 40 Years · Male only
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Addison, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 6, 2020 · Synced Oct 18, 2026, 7:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Cassia Cinnamon for Glucose Uptake in Young Women

NCT00951639
View directory record Official record
Conditions
Insulin Resistance, Impaired Glucose Tolerance, Prediabetes
Interventions
Cassia cinnamon, 50 minutes exercise, Cellulose Powder
Dietary Supplement · Procedure
Lead sponsor
Baylor University
Other
Eligibility
18 Years to 30 Years · Female only
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Waco, Texas
Source: ClinicalTrials.gov public record
Updated Mar 17, 2022 · Synced Oct 18, 2026, 7:40 AM EDT
Completed Phase 2Phase 3 Interventional

The Effect of Cinnamon on HbA1c Among Adolescents With Type I Diabetes

NCT00371800
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
cinnamon
Drug
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
13 Years to 18 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Sep 4, 2006 · Synced Oct 18, 2026, 7:40 AM EDT
Terminated Phase 1 Interventional

Effect of Cinnamon Extract on Insulin Resistance in Polycystic Ovary Syndrome

NCT00970541
View directory record Official record
Conditions
Polycystic Ovary Syndrome, Insulin Resistance
Interventions
Cinnamon Supplementation, Placebo (wheat flour)
Dietary Supplement
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
20 Years to 40 Years · Female only
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Aug 25, 2021 · Synced Oct 18, 2026, 7:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Acute Effect of Spices on Vascular Health

NCT03064958
View directory record Official record
Conditions
Oxidative Stress
Interventions
Herbs and spices, High fat meal
Other
Lead sponsor
Penn State University
Other
Eligibility
40 Years to 65 Years · Male only
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 21, 2023 · Synced Oct 18, 2026, 7:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Spice Consumption on Postprandial Vascular Function

NCT03063320
View directory record Official record
Conditions
Cardiovascular Risk Factor
Interventions
Spice blend
Other
Lead sponsor
Penn State University
Other
Eligibility
30 Years to 75 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 18, 2023 · Synced Oct 18, 2026, 7:40 AM EDT
Completed Not applicable Interventional

Visual-OLfactory Training in Participants With COVID-19 Resultant Loss of Smell

NCT04710394
View directory record Official record
Conditions
Anosmia, Covid19, Ageusia, Hyposmia, Hypogeusia, SARS-CoV-2 Infection, COVID-19 Pandemic
Interventions
Smell Training
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 70 Years
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 21, 2022 · Synced Oct 18, 2026, 7:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

An Exploratory Investigation of a Supplement to Enhance Sleep Quality and Quantity

NCT05521243
View directory record Official record
Conditions
Sleep, Sleep Disturbance, Sleep Hygiene
Interventions
Beam Organics Dream Powder, Beam Organics Dream Powder Extra Strength, Placebo
Dietary Supplement
Lead sponsor
Beam
Industry
Eligibility
24 Years to 50 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Nov 8, 2022 · Synced Oct 18, 2026, 7:40 AM EDT
Recruiting Phase 2Phase 3 Interventional

Study of Chemosensory Enhancement Through Neuromodulation Training (SCENT for Long COVID)

NCT05855369
View directory record Official record
Conditions
Smell Dysfunction, Olfactory Disorder, Long COVID
Interventions
Trigeminal Nerve Stimulation (TNS), Active Smell Training (ST), Placebo Smell Training (PBO)
Device · Other
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
145 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 2, 2026 · Synced Oct 18, 2026, 7:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect Cinnamon Spice on Postprandial Glucose and Insulin Responses

NCT04686552
View directory record Official record
Conditions
Normal Weight, Overweight and Obesity
Interventions
cinnamon
Dietary Supplement
Lead sponsor
University of California, Los Angeles
Other
Eligibility
20 Years to 50 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Dec 28, 2020 · Synced Oct 18, 2026, 7:40 AM EDT
Withdrawn Not applicable Interventional

Improving Insulin Resistance in Gynecological Cancer Patients

NCT04139694
View directory record Official record
Conditions
Insulin Resistance
Interventions
Food plan with cinnamon supplementation, Food plan without cinnamon supplementation
Dietary Supplement · Behavioral
Lead sponsor
Woman's
Other
Eligibility
Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated May 19, 2020 · Synced Oct 18, 2026, 7:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Study of Raisins Versus Alternative Snacks on Cardiovascular Risk Factors In Generally Healthy Subjects

NCT01260272
View directory record Official record
Conditions
Cardiovascular Risk Factors
Interventions
Alternative Snack Comparator, Raisins
Other
Lead sponsor
Louisville Metabolic and Atherosclerosis Research Center
Other
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Apr 29, 2014 · Synced Oct 18, 2026, 7:40 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Dietary Supplements on Muscle Mass and Function While Using GLP-1 Medication

NCT07806838
View directory record Official record
Conditions
Obesity & Overweight, Muscle Mass and Strength, Muscle Function
Interventions
Whey Protein Supplementation, Maltodextrin Placebo Capsules, Mixed Spice Capsules
Dietary Supplement
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 8, 2026 · Synced Oct 18, 2026, 7:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Spices, Inflammation and Vascular Response in Humans

NCT03926442
View directory record Official record
Conditions
Healthy
Interventions
Italian Herb meal, Cinnamon Meal, Pumpkin Spice meal, Placebo meal
Other
Lead sponsor
Clinical Nutrition Research Center, Illinois Institute of Technology
Industry
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 27, 2021 · Synced Oct 18, 2026, 7:40 AM EDT
Terminated Phase 3 Interventional Accepts healthy volunteers

Evaluate Harm Reduction Products as a Second Line Intervention for Adult Smokers Who Do Not Quit With NRT

NCT06088862
View directory record Official record
Conditions
Smoking Cessation, Harm Reduction
Interventions
Nicoderm, Nicorette 4Mg Chewing Gum, Nicorette Lozenge Product, BIDI e-cigarette, on!
Drug · Other
Lead sponsor
Rose Research Center, LLC
Industry
Eligibility
22 Years to 65 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
2
States / cities
Charlotte, North Carolina • Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 30, 2025 · Synced Oct 18, 2026, 7:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Antioxidants on Cardiovascular Risk Measures (Spice Study)

NCT00954902
View directory record Official record
Conditions
Cardiovascular, Psychological Stress
Interventions
High Antioxidant Spice Blend, Trier Psychological Stressor, Placebo antioxidant concentrate
Dietary Supplement · Behavioral · Other
Lead sponsor
Penn State University
Other
Eligibility
30 Years to 65 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 25, 2018 · Synced Oct 18, 2026, 7:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Investigation of Cinnamon Spice on Glucose Tolerance in Subjects With Pre-diabetes

NCT04342624
View directory record Official record
Conditions
PreDiabetes, Blood Glucose, High
Interventions
Cinnamon, Placebo
Dietary Supplement · Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
20 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 6, 2023 · Synced Oct 18, 2026, 7:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Study to Evaluate the Effect of Funk It Cycle Bites on PMS

NCT05900024
View directory record Official record
Conditions
Premenstrual Syndrome
Interventions
Funk It Cycle Bites
Other
Lead sponsor
Funk It Wellness
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Feb 29, 2024 · Synced Oct 18, 2026, 7:40 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Hunger Perception and Weight-Related Outcomes Following Use of a Leptin-Supporting Dietary Supplement

NCT07442864
View directory record Official record
Conditions
Hunger, Weight Change
Interventions
Leptin Balance Formula
Dietary Supplement
Lead sponsor
Efforia, Inc
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 2, 2026 · Synced Oct 18, 2026, 7:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect a Honey, Spice-blended Baked Good Has on Salivary Inflammation Markers in Adults: a Pilot Study

NCT05055362
View directory record Official record
Conditions
Chronic Kidney Diseases, Overweight and Obesity
Interventions
Honey Spice Group
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 10, 2024 · Synced Oct 18, 2026, 7:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

RCT of a Polyherbal Dietary Supplement for Prediabetes

NCT03388762
View directory record Official record
Conditions
Prediabetic State
Interventions
GlucoSupreme™ Herbal, Placebo
Dietary Supplement · Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
4
States / cities
Baltimore, Maryland • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 28, 2022 · Synced Oct 18, 2026, 7:40 AM EDT