Study of the Effects of Vitamin D on Muscle Function (EVIDENCE Study)

What we are studying

The purpose of this research study is to see if vitamin D changes your muscle function and your risk of falling. The study lasts 12 months and you will have 2 visits to see if you qualify. If you do, you will randomly be assigned either to the vitamin D group and you will be given a 4 month supply of 2,000 IU of vitamin D3 and will be asked to take one per day. If you are placed into the placebo group, you will be given a 4 month supply of the placebo and will be asked to take one per day. You will be asked to come back after 4 months and again after 12 months to complete the study.

Who we are studying

  • Men and Women
  • Races:
    • White
    • African American
    • Asian
    • American Indian or Alaska Native
    • Native Hawaiian or Pacific Islander
    • Other
  • All Ethnicities
  • Ages 70 - 89

Eligibility Criteria

  • Can't be taking a prescription for vitamin D or more than 1000 IU of vitamin D already
  • Can't be using insulin to control diabetes
  • Have cancer that has required treatment in the last year
  • History of kidney stones in the last 5 years

What is involved

  • Up to 6 visits over 13 months that involve blood draws to test for vitamin D
  • Physical performance testing
  • Memory testing
  • And possible muscle sampling

Compensation

You will be paid $200 if you complete all the scheduled study visits. If you withdraw for any reason from the study before completion you will be paid $40 for each complete study visit.

Contact Information

Study Coordinator
Abby Archer
Email
aarcher@wakehealth.edu
Phone
336-713-8504
Principal Investigator
Denise Houston, PhD, RD

Disclaimer: The information on this website is for general informational purposes only and SHOULD NOT be relied upon as a substitute for sound professional medical advice, evaluation or care from your physician or other qualified health care provider.