Status:

COMPLETED

Nutritional Intervention for Age-related Muscular Function and Strength Losses

Lead Sponsor:

Metabolic Technologies Inc.

Collaborating Sponsors:

Iowa State University

South Dakota State University

Conditions:

Muscle Strength

Sarcopenia

Eligibility:

All Genders

60+ years

Phase:

PHASE1

Brief Summary

The purpose of the study is to * Test the effect of a dietary supplement beta-hydroxy-beta-methylbutyrate (HMB) with and without Vitamin D to prevent and reverse the losses of muscular strength and f...

Eligibility Criteria

Inclusion

  • Subjects must meet all of the inclusion criteria in order to participate in the study.
  • Male and Female subjects will be enrolled into the study.
  • Age \> 60 years.
  • Free of liver and kidney diseases, and with no evidence of uncontrolled hypertension.
  • Does not have a chronic disease that affects calcium or bone metabolism (i.e., asthma with chronic use of high dose steroids, inflammatory bowel disease, Crohn's disease, primary hyperparathyroidism, seizure disorder with use of phenobarbital, etc.).
  • Not classified as morbidly obese (body mass index (BMI) \>40 kg/m2).
  • Six weeks since major surgery (three weeks since minor surgery).
  • Willing to consume one of the nutritional supplements for the study period.
  • Individuals diagnosed with osteoporosis (i.e., bone density \> 2.5 standard deviations below the mean) will not be enrolled in the study.
  • No other serious medical illness.
  • Serum 25OH-VitD3 \>10 and \<25 ng/ml.
  • Able and willing to participate in 3-day-a-week monitored strength-training program.
  • Physician has placed no restriction on physical exercise.
  • All candidates meeting any one of the exclusion criteria will not be enrolled into the study and as necessary will be referred to their private physician for further follow-up.
  • Age \< 60 years.
  • Evidence of liver and kidney diseases, uncontrolled hypertension, or Type I diabetes mellitus requiring insulin for glucose control.
  • Presence of a chronic disease that affects calcium or bone metabolism (i.e., asthma with chronic use of high dose steroids, inflammatory bowel disease, Crohn's disease, primary hyperparathyroidism, seizure disorder with use of phenobarbital, etc.).
  • Classified as morbidly obese (body mass index (BMI) \>40 kg/m2).
  • Less than six weeks since major surgery or three weeks since minor surgery.
  • Not willing to consume one of the nutritional supplements for the study period.
  • Individuals diagnosed with osteoporosis (i.e., bone density \> 2.5 standard deviations below the mean) will not be enrolled in the study.
  • Other serious medical illness, which the subjects doctor or medical review team has decided affects the subject's ability to participate in the study.
  • Subjects on high dose vitamin D therapies (i.e. 50,000 IU vitamin D).
  • Subjects with serum 25OH-VitD3 \<10 ng/ml will be considered deficient and will be referred to their physician for treatment.
  • Subjects with serum 25OH-VitD3 \>25 ng/ml.
  • Not able or willing to participate in 3-day-a-week monitored strength-training program.
  • Physician has placed a restriction on physical exercise.

Exclusion

    Key Trial Info

    Start Date :

    November 1 2008

    Trial Type :

    INTERVENTIONAL

    Allocation :

    ACTUAL

    End Date :

    July 1 2013

    Estimated Enrollment :

    76 Patients enrolled

    Trial Details

    Trial ID

    NCT00874575

    Start Date

    November 1 2008

    End Date

    July 1 2013

    Last Update

    September 17 2014

    Active Locations (2)

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    Page 1 of 1 (2 locations)

    1

    Iowa State University

    Ames, Iowa, United States, 50010

    2

    South Dakota State University

    Brookings, South Dakota, United States, 57007