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Showing 1–24 of 53 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Nutrition Disorders in Old Age Clear all
Completed Phase 4 Interventional

Physiologic Effects of PRMS & Testosterone in the Debilitated Elderly

NCT00018356
View directory record Official record
Conditions
Muscle Weakness, Muscular Atrophy
Interventions
exercise, testosterone
Procedure · Drug
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
65 Years and older · Male only
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2006
U.S. locations
1
States / cities
No. Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Jun 22, 2011 · Synced Jun 10, 2026, 9:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

MOWI Research Pilot

NCT03104192
View directory record Official record
Conditions
Obesity
Interventions
Develop & Refine MOWI w/o Amulet, MOWI Weight Loss Maintenance, Develop & Refine MOWI w Fitbit, Develop & Refine MOWI w Fitbit/Protein
Behavioral · Dietary Supplement
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
65 Years and older
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Nov 28, 2022 · Synced Jun 10, 2026, 9:37 PM EDT
Completed Not applicable Interventional Results available

Exercise Intolerance in Elderly Patients With Diastolic Heart Failure

NCT00959660
View directory record Official record
Conditions
Heart Failure, Diastolic, Obesity
Interventions
Exercise, Dietary Intervention, Diet and exercise, Attention Control
Behavioral · Dietary Supplement · Other
Lead sponsor
Wake Forest University
Other
Eligibility
60 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 14, 2019 · Synced Jun 10, 2026, 9:37 PM EDT
Completed No phase listed Observational

A Prospective Study Frailty for Esophagectomy and Lung Resection in Thoracic Surgery

NCT03413449
View directory record Official record
Conditions
Thoracic, Thoracic Neoplasm, Lung Cancer, Esophageal Cancer, Surgery--Complications, Surgery, Sarcopenia, Malnutrition, Frail Elderly Syndrome
Interventions
Frailty model
Diagnostic Test
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
360 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 13, 2024 · Synced Jun 10, 2026, 9:37 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Metabolic Syndrome in an Elderly Population is More Linked to Insulin Resistance Than to Obesity

NCT00873964
View directory record Official record
Conditions
Metabolic Syndrome in the Elderly
Interventions
Not listed
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
60 Years to 80 Years
Enrollment
156 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 29, 2012 · Synced Jun 10, 2026, 9:37 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Metformin Effect on Brain Function in Insulin Resistant Elderly People

NCT03733132
View directory record Official record
Conditions
Insulin Resistance, Obesity, Obesity, Abdominal
Interventions
Metformin Hydrochloride, Placebo Oral Tablet
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
65 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 17, 2024 · Synced Jun 10, 2026, 9:37 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Vitamin D Supplementation and Metabolism in Vitamin D Deficient Elderly

NCT01145703
View directory record Official record
Conditions
Vitamin D Deficiency, Metabolic Syndrome
Interventions
RDA Vitamin D3 only, Vitamin D2/3 Repletion only, Vitamin D2/3 Repletion + AEX, Vitamin D2/3 Repletion + RT
Dietary Supplement · Other
Lead sponsor
Baltimore VA Medical Center
Federal
Eligibility
40 Years to 85 Years
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 4, 2014 · Synced Jun 10, 2026, 9:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Investigating Fitness Interventions in the Elderly (INFINITE)

NCT01048736
View directory record Official record
Conditions
Obesity, Older Adults, Sedentary
Interventions
Exercise Only, Exercise + Diet
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
65 Years to 80 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2014
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 19, 2026 · Synced Jun 10, 2026, 9:37 PM EDT
Completed Not applicable Interventional

Lifestyle Intervention Trial in Obese Elderly

NCT01065636
View directory record Official record
Conditions
Obesity
Interventions
Diet + Resistance Training, Diet + Aerobic Training, Diet + Resistance/Aerobic Exercise
Behavioral
Lead sponsor
Biomedical Research Institute of New Mexico
Other
Eligibility
65 Years to 85 Years
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2018
U.S. locations
2
States / cities
Albuquerque, New Mexico • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 21, 2020 · Synced Jun 10, 2026, 9:37 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Vitamin D and Arterial Stiffness in Elderly

NCT03649802
View directory record Official record
Conditions
Vitamin D Deficiency, Arterial Stiffness
Interventions
Low dose vitamin D3, High dose vitamin D3
Dietary Supplement
Lead sponsor
Texas Tech University Health Sciences Center
Other
Eligibility
65 Years to 89 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Lubbock, Texas
Source: ClinicalTrials.gov public record
Updated Mar 20, 2022 · Synced Jun 10, 2026, 9:37 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Higher Protein Diet and Exercise for Optimal Weight Loss in Elderly Women

NCT00912210
View directory record Official record
Conditions
Bone and Body Composition, Obesity, Metabolic Syndrome, Physical Function, Quality of Life
Interventions
Whey protein isolate, Maltodextrin powder supplement
Dietary Supplement
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
60 Years to 80 Years · Female only
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2009
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 2, 2009 · Synced Jun 10, 2026, 9:37 PM EDT
Completed Not applicable Interventional

Dietary Treatments for Cognitive Impairment in Older Adults

NCT02521818
View directory record Official record
Conditions
Mild Cognitive Impairment, Probable Alzheimer's Disease
Interventions
Modified Atkins Diet, NIA Diet for Seniors
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
60 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 5, 2019 · Synced Jun 10, 2026, 9:37 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Vitamin D in Vulnerable Adults (VIVA-VA)

NCT01170273
View directory record Official record
Conditions
Frail Elderly, Vitamin d Deficiency
Interventions
vitamin D, placebo
Dietary Supplement
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
65 Years to 95 Years · Male only
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Dec 20, 2016 · Synced Jun 10, 2026, 9:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Comparison of the Metabolic Effects of Fructose, Glucose, High Fructose Corn Syrup and Sucrose at Normal Population Consumed Levels in Adults Aged 20-60 Years Old

NCT01797042
View directory record Official record
Conditions
Obesity
Interventions
Dietary Compliance
Behavioral
Lead sponsor
Rippe Lifestyle Institute
Industry
Eligibility
20 Years to 60 Years
Enrollment
366 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Celebration, Florida
Source: ClinicalTrials.gov public record
Updated Sep 29, 2014 · Synced Jun 10, 2026, 9:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Video Chat During Meals to Improve Nutritional Intake in Older Adults

NCT04862312
View directory record Official record
Conditions
Malnutrition, Loneliness
Interventions
VideoDine
Behavioral
Lead sponsor
Cornell University
Other
Eligibility
60 Years to 95 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Ithaca, New York
Source: ClinicalTrials.gov public record
Updated Sep 25, 2022 · Synced Jun 10, 2026, 9:37 PM EDT
Completed Not applicable Interventional Results available

Home-Based Exercise and Weight Control Program for Pain Control in Overweight Elderly With Osteoarthritis of the Knee

NCT00126737
View directory record Official record
Conditions
Chronic Diseases, Obesity, Osteoarthritis, Pain
Interventions
Weight Control Nutritional Program, Home-based exercise program
Other
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
50 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2008
U.S. locations
1
States / cities
Hines, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 31, 2014 · Synced Jun 10, 2026, 9:37 PM EDT
Recruiting Not applicable Interventional

Nutrition and Exercise Interventions for Androgen Deprivation Therapy-Induced Obese Frailty in Elderly and Non-Elderly Survivors of Advanced Prostate Cancer

NCT03880422
View directory record Official record
Conditions
Cancer Survivor, Obesity, Overweight, Prostate Adenocarcinoma, Stage A Prostate Cancer, Stage B Prostate Cancer, Stage C Prostate Cancer, Stage D Prostate Cancer, Stage I Prostate Cancer, Stage II Prostate Cancer, Stage IIA Prostate Cancer, Stage IIB Prostate Cancer, Stage IIC Prostate Cancer, Stage III Prostate Cancer, Stage IIIA Prostate Cancer, Stage IIIB Prostate Cancer, Stage IIIC Prostate Cancer, Stage IV Prostate Cancer, Stage IVA Prostate Cancer, Stage IVB Prostate Cancer
Interventions
Dietary Intervention, Educational Intervention, Exercise Intervention, Quality-of-Life Assessment, Survey Administration
Dietary Supplement · Other · Behavioral
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
18 Years and older · Male only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2029
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Jun 10, 2026, 9:37 PM EDT
Recruiting No phase listed Observational

Frailty and Muscle Strength Tests in Older Adults Undergoing Major Surgery

NCT06988176
View directory record Official record
Conditions
Frailty, Sarcopenia, Sarcopenia in Elderly, Muscle Strength, Post Operative Complications, Nutrition Assessment, Risk Assessment, Elderly (People Aged 65 or More), Hand Strength
Interventions
Frailty assessment, nutrition assessment, cognition assessment, muscle strength testing
Diagnostic Test
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
65 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 27, 2026 · Synced Jun 10, 2026, 9:37 PM EDT
Completed Not applicable Interventional

Interaction of Cobalamin Status With Nitrous Oxide in Relation to Postoperative Cognitive Changes in the Elderly

NCT00212147
View directory record Official record
Conditions
Avitaminosis, Delirium, Dementia, Amnestic, Cognitive Disorders
Interventions
General anesthesia with nitrous oxide, General anesthesia without nitrous oxide
Drug
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
60 Years and older
Enrollment
444 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
2
States / cities
Brooklyn, New York • New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 7, 2022 · Synced Jun 10, 2026, 9:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Time Restricted Feeding on Daily Protein Requirements

NCT05610644
View directory record Official record
Conditions
Nutrition Disorders in Old Age
Interventions
isocaloric, isonitrogenous meals
Other
Lead sponsor
University of Arkansas
Other
Eligibility
50 Years to 75 Years
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Dec 19, 2024 · Synced Jun 10, 2026, 9:37 PM EDT
Completed Not applicable Interventional Results available

Exercise Intolerance in Elderly Patients With HFpEF(Heart Failure With Preserved Ejection Fraction)

NCT02636439
View directory record Official record
Conditions
Heart Failure, Diastolic, Obesity
Interventions
dietary, aerobic and resistance training, dietary, and aerobic exercise
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
60 Years and older
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 14, 2022 · Synced Jun 10, 2026, 9:37 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Safety of Vitamin D Supplementation in Older Persons

NCT00681590
View directory record Official record
Conditions
Vitamin D Deficiency
Interventions
cholecalciferol (vitamin D)
Dietary Supplement
Lead sponsor
University of Miami
Other
Eligibility
65 Years to 95 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jan 25, 2017 · Synced Jun 10, 2026, 9:37 PM EDT
Completed Not applicable Interventional

Vitamin D Levels and Vitamin D Education in Geriatric Patients

NCT00273611
View directory record Official record
Conditions
Vitamin D Insufficiency, Vitamin D Deficiency
Interventions
Pharmacist Education about Vitamin D
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
65 Years to 89 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 19, 2013 · Synced Jun 10, 2026, 9:37 PM EDT
Completed Phase 1 Interventional

Pharmacokinetic Properties of Lorcaserin in Obese or Overweight Elderly Subjects

NCT00828581
View directory record Official record
Conditions
Obesity
Interventions
lorcaserin
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
1
States / cities
Willingboro, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 17, 2023 · Synced Jun 10, 2026, 9:37 PM EDT