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Showing 1–24 of 28 matching trials from the live ClinicalTrials.gov search.
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Recruiting Not applicable Interventional Accepts healthy volunteers

Dietary Iron Requirements

NCT07139821
Conditions
Iron Absorption
Interventions
Stable iron isotope
Other
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years to 50 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
2
States / cities
Baton Rouge, Louisiana • Ithaca, New York
Completed Not applicable Interventional Accepts healthy volunteers

Effect of a Dietary Intervention on Insulin Requirements in Type 1 Diabetes

NCT04944316
Conditions
Diabetes Mellitus, Type 1
Interventions
Dietary intervention
Behavioral
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Diabetes Mellitus, Type 2
Interventions
Insulin Peglispro, Insulin Glargine, Insulin Lispro
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Chula Vista, California
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Establishing the Vitamin D Requirements During Lactation

NCT00412074
Conditions
Vitamin D Deficiency
Interventions
400 IU Vitamin D3 (cholecalciferol), 2400 IU Vitamin D3 (cholecalciferol), 6400 IU Vitamin D3 (cholecalciferol)
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
460 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2012
U.S. locations
2
States / cities
Rochester, New York • Charleston, South Carolina
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Gynecological Age on LH Sensitivity to Energy Availability

NCT00260286
Conditions
Anovulation, Amenorrhea, Infertility, Starvation
Interventions
Energy availability
Behavioral
Lead sponsor
Ohio University
Other
Eligibility
18 Years to 34 Years · Female only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2004
U.S. locations
1
States / cities
Athens, Ohio
Completed Not applicable Interventional Accepts healthy volunteers Results available

Achieving Nutritional Adequacy Of Vitamin E With An Egg/Plant-Based Food Pairing

NCT04287816
Conditions
Nutritional Requirements
Interventions
Zero hard-boiled egg at 0 h, One hard-boiled egg at 0 h, Two hard-boiled eggs at 0 h, Three hard-boiled eggs at 0 h, One hard-boiled egg at 3 h, One hard-boiled egg at 0 h + One hard-boiled egg at 3 h, Two egg whites at 0 h, Vegetable oil at 0 h
Other
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Columbus, Ohio
Completed Early Phase 1 Interventional

Ketones & Mitochondrial Heteroplasmy

NCT01252979
Conditions
MELAS Syndrome, Mitochondrial Diseases
Interventions
Medium-Chain Triglycerides
Dietary Supplement
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
Not listed
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Houston, Texas
Conditions
Type 2 Diabetes Mellitus
Interventions
CGMS with an insulin pump using rapid acting insulin
Device
Lead sponsor
Diabetes Care Center
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Salinas, California
Completed Not applicable Interventional Accepts healthy volunteers

An Evaluation of Zinc Status Biomarkers

NCT02861352
Conditions
Inflammation, Oxidative Stress
Interventions
Diet zinc
Other
Lead sponsor
UCSF Benioff Children's Hospital Oakland
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Oakland, California
Completed Not applicable Interventional Accepts healthy volunteers

Predicting Dietary Selenium Needs to Achieve Target Blood Selenium Levels

NCT00803699
Conditions
Nutritional Requirements
Interventions
placebo, selenium as L-selenomethionine
Dietary Supplement
Lead sponsor
USDA Grand Forks Human Nutrition Research Center
Federal
Eligibility
18 Years and older
Enrollment
262 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Grand Forks, North Dakota
Completed No phase listed Observational Accepts healthy volunteers

Energy Needs and Nutritional Status of Adolescent Girls

NCT06601959
Conditions
Nutrition, Energy Requirement
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
10 Years to 19 Years · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Durham, North Carolina
Completed Not applicable Interventional Accepts healthy volunteers

Estimating Average Vitamin A Requirements in Indonesian and American Women

NCT04123210
Conditions
Vitamin A Deficiency
Interventions
Vitamin A supplement, Placebo
Dietary Supplement
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
19 Years to 30 Years · Female only
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Medication Adherence
Interventions
Diet/nutrition counsel+food aid, Dietary/nutrition counsel
Behavioral · Other
Lead sponsor
RAND
Other
Eligibility
18 Years to 65 Years
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Santa Monica, California
Conditions
Very Low Birth Weight Baby, Early Nutrition and the Preterm Infant, Nutritional Requirements, Human Milk Fortification, Human Milk Microbiome, Human Milk Feeding, Human Milk Nutrition, Growth &Amp; Development
Interventions
Opti-NuM is an observational secondary use of data/samples study, the investigators will analyze information and specimens from the MaxiMoM platform RCTs. No interventions form part of this study.
Other
Lead sponsor
The Hospital for Sick Children
Other
Eligibility
1 Hour to 21 Days
Enrollment
1,100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2027
U.S. locations
2
States / cities
Palo Alto, California • San Diego, California
Conditions
Diabetes Mellitus Type 1
Interventions
ORMD-0801 Capsules, Placebo
Biological · Other
Lead sponsor
Oramed, Ltd.
Industry
Eligibility
18 Years to 55 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
Tustin, California
Conditions
Nutritional Requirements
Interventions
Zero hard-boiled egg at 0 h, One hard-boiled egg at 0 h, Two hard-boiled eggs at 0 h, Three hard-boiled eggs at 0 h, One hard-boiled egg at 3 h, One hard-boiled egg at 0 h + One hard-boiled egg at 3 h, Two egg whites at 0 h, Vegetable oil at 0 h
Other
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Congenital Hyperinsulinism
Interventions
Exendin (9-39), Vehicle
Drug
Lead sponsor
Diva De Leon
Other
Eligibility
Up to 12 Months
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers Results available

Magnesium Nutrition and Sleep Behavior in Older Adults

NCT00833092
Conditions
Nutritional Deficiency, Insomnia
Interventions
Sugar Pill, magnesium
Dietary Supplement
Lead sponsor
USDA Grand Forks Human Nutrition Research Center
Federal
Eligibility
51 Years and older
Enrollment
111 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Grand Forks, North Dakota
Completed Phase 2 Interventional Results available

PK/PD Study of U-500 Regular Insulin

NCT02148250
Conditions
Type 2 Diabetes, Insulin Resistance, High Insulin Requirements
Interventions
U-500 insulin, 100 syringe units, U-500 insulin, 200 syringe units
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
30 Years to 65 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Nutritional Requirements
Interventions
no intervention
Other
Lead sponsor
Tianjin Medical University
Other
Eligibility
1 Day to 40 Years
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Completed No phase listed Observational Accepts healthy volunteers

Characterization of Metabolic Biomarkers in Varying Subjects

NCT01199692
Conditions
Obesity, Type 2 Diabetes
Interventions
Not listed
Lead sponsor
CPL Associates
Other
Eligibility
18 Years to 100 Years
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2022
U.S. locations
1
States / cities
Williamsville, New York
Conditions
Cirrhosis
Interventions
selenium, placebo
Dietary Supplement
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Type 1 Diabetes Mellitus
Interventions
Vitamin D
Drug
Lead sponsor
Corewell Health East
Other
Eligibility
1 Year to 18 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Royal Oak, Michigan
Conditions
Diabetes Mellitus, Type 2, Insulin Resistance, Obesity, Nutritional and Metabolic Disease
Interventions
DASH, Whole-Food, Plant-Based
Behavioral
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Webster, New York