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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 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 Sep 27, 2026, 7:15 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Effect of Weight Loss and Exercise on Liver and Muscle Fat in Obese Elderly

NCT00779207
View directory record Official record
Conditions
Obesity
Interventions
weight loss and exercise, weight loss
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
65 Years to 85 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Oct 23, 2008 · Synced Sep 27, 2026, 7:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Muscle Lipid and Insulin Resistance in the Elderly

NCT00765505
View directory record Official record
Conditions
Obesity
Interventions
Exercise Group, Health Education Group
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
60 Years to 75 Years
Enrollment
92 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2017
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 5, 2018 · Synced Sep 27, 2026, 7:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Long-term Use of Proton Pump Inhibitors May Cause Vitamin B12 Deficiency in the Institutionalized Elderly

NCT00843453
View directory record Official record
Conditions
Vitamin B12 Deficiency
Interventions
blood collection, treatment (cyanocobalamin nasal spray)
Other · Drug
Lead sponsor
University of Delaware
Other
Eligibility
60 Years to 89 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
2
States / cities
Manchester, Maryland • Timonium, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 22, 2009 · Synced Sep 27, 2026, 7:15 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 Sep 27, 2026, 7:15 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 Sep 27, 2026, 7:15 PM EDT
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 Sep 27, 2026, 7:15 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 Sep 27, 2026, 7:15 PM EDT
Completed Phase 3 Interventional

Weight Loss and Exercise in Obese, Physically Limited, Older Women and Men

NCT00146107
View directory record Official record
Conditions
Obesity
Interventions
Diet, Exercise, Weight Loss and Exercise
Behavioral · Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
65 Years to 85 Years
Enrollment
107 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 22, 2013 · Synced Sep 27, 2026, 7:15 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 Sep 27, 2026, 7:15 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 Sep 27, 2026, 7:15 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Semaglutide Use in Elderly Obese Patients

NCT05302596
View directory record Official record
Conditions
Obesity, Aging
Interventions
Semaglutide Pen Injector
Drug
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
65 Years and older
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Apr 16, 2025 · Synced Sep 27, 2026, 7:15 PM EDT
Completed Not applicable Interventional

Memory Improvement With Docosahexaenoic Acid Study (MIDAS)

NCT00278135
View directory record Official record
Conditions
Age-Related Cognitive Decline, Age-Related Memory Disorders
Interventions
DHA (nutritional supplement) or placebo
Dietary Supplement
Lead sponsor
dsm-firmenich Switzerland AG
Industry
Eligibility
55 Years and older
Enrollment
485 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
14
States / cities
Mesa, Arizona • San Diego, California • Vista, California + 11 more
Source: ClinicalTrials.gov public record
Updated May 18, 2014 · Synced Sep 27, 2026, 7:15 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 Sep 27, 2026, 7:15 PM EDT
Completed Phase 4 Interventional Results available

Desflurane or Propofol Anesthesia in Elderly Obese Patients Undergoing Total Knee Replacement

NCT01270620
View directory record Official record
Conditions
Obesity, Arthritis
Interventions
propofol, Desflurane
Drug
Lead sponsor
Pedro Paulo Tanaka
Other
Eligibility
65 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Oct 21, 2015 · Synced Sep 27, 2026, 7:15 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 Sep 27, 2026, 7:15 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Vitamin D Deficiency in Elderly African American Women in Central Texas

NCT01971411
View directory record Official record
Conditions
Vitamin D Deficiency, Osteoporosis, Osteopenia
Interventions
Calcium 500mg with 200 IU Vitamin D - 2 tablets daily, Blood levels of Vitamin D, Serum CTX, Mg, Ca++ and iPTH, Usual sun exposure documentation, Dietary intake of calcium, vitamin D, magnesium
Drug · Procedure · Behavioral
Lead sponsor
McLennan County Medical Education and Research Foundation
Other
Eligibility
70 Years and older · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Waco, Texas
Source: ClinicalTrials.gov public record
Updated Mar 29, 2018 · Synced Sep 27, 2026, 7:15 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 Sep 27, 2026, 7:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Heat Wrap Device Safety With Age and Body Fat

NCT01355653
View directory record Official record
Conditions
Back Pain
Interventions
thermal therapy, ThermaCare heatwrap
Device
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 84 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Jul 1, 2025 · Synced Sep 27, 2026, 7:15 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 Sep 27, 2026, 7:15 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

MOWI Qualitative Assessment

NCT03041831
View directory record Official record
Conditions
Obesity
Interventions
Not listed
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
65 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Apr 28, 2020 · Synced Sep 27, 2026, 7:15 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Pharmacokinetics and Safety of GSK1325756 in Elderly Subjects and Adult Subjects of in the Fed and Fasted States and in the Presence of a Proton Pump Inhibitors

NCT01209104
View directory record Official record
Conditions
Nutritional Status
Interventions
GSK1325756
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
40 Years to 80 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 13, 2017 · Synced Sep 27, 2026, 7:15 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Optimizing Body Composition for Function in Older Adults

NCT00315146
View directory record Official record
Conditions
Obesity, Overweight With Indications for Weight Loss
Interventions
Pioglitazone, Resistance exercise training to maximize muscle power, Hypocaloric diet, Placebo
Drug · Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
65 Years to 79 Years
Enrollment
88 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 27, 2018 · Synced Sep 27, 2026, 7:15 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 Sep 27, 2026, 7:15 PM EDT