Dietary Supplements and Exercise in Aging Adults

January 16, 2013 updated by: Wayne Campbell, Purdue University
The purpose of this study is to determine the effects of food supplements and strength training on appetite, the amount of energy used, and body composition.

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Study Type

Interventional

Enrollment (Actual)

49

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • United States
    • Indiana
      • West Lafayette, Indiana, United States, 47907
        • Purdue University

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

55 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

Yes

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Adults age 55 and older
  • Body mass index 20 to ≤35 kg/m2
  • Weight stable (<4kg change within the last 3 months)
  • Constant habitual activity patterns (no deviation > 1x/wk of 30 min/session within last 3 months)
  • Clinically normal blood and urine profiles as determined by our study physician
  • Not taking medications known to influence appetite nor any anti-inflammatory steroid medications
  • No hip replacements

Exclusion Criteria:

  • Adults with medical conditions that might place them at risk for participating in the study or interfere with the successful completion of the study protocol will be excluded

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Prevention
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: 1
Solid dietary supplements with exercise
Other: Dietary supplements with exercise
Resistive exercise along with consuming two dietary supplements every day during both 8 week intervention periods, for a total of 16 weeks.
Experimental: 2
Solid dietary supplements without exercise
Dietary supplement: Dietary supplement without exercise
Consuming two dietary supplements every day during both 8 week intervention periods, for a total of 16 weeks.
Experimental: 3
Liquid dietary supplements with exercise
Other: Dietary supplements with exercise
Resistive exercise along with consuming two dietary supplements every day during both 8 week intervention periods, for a total of 16 weeks.
Experimental: 4
Liquid supplements without exercise
Dietary supplement: Dietary supplement without exercise
Consuming two dietary supplements every day during both 8 week intervention periods, for a total of 16 weeks.

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
Appetite questionnaire, urine collection, strength testing, body composition, resting metabolic rate, food records, breath sample, activity assessments, dietary supplements, nightly logs, and resistive exercise.
Time Frame: 23 weeks
23 weeks

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Purdue University

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

October 1, 2005

Primary Completion (Actual)

June 1, 2008

Study Completion (Actual)

June 1, 2009

Study Registration Dates

First Submitted

September 25, 2008

First Submitted That Met QC Criteria

September 26, 2008

First Posted (Estimate)

September 29, 2008

Study Record Updates

Last Update Posted (Estimate)

January 17, 2013

Last Update Submitted That Met QC Criteria

January 16, 2013

Last Verified

January 1, 2013

More Information

Terms related to this study

Keywords

Other Study ID Numbers

  • 0509003026
  • NIH/NIA 5R01AG021911

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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