2700: Oats and Inflammation Research Study

Men and postmenopausal women age 50 years and over

The purpose of this study is to evaluate the effects of oat phytochemicals (plant compounds) on biomarkers of inflammation in the body. Participants will be asked to consume 2 oat smoothies daily for 8 weeks, and have blood samples collected.

Major Exclusions
  • Smoking
  • Hormone replacement therapy
  • Cholesterol or blood pressure-lowering medications
  • Diabetes, kidney or heart disease, rheumatoid arthritis
  • Alcohol consumption of 2 or more drinks per day
Length of Study

9 to 10 weeks

# of Visits

1 screening visit, 9 study visits (including 6 weekly visits to drop off empty bottles/pick up beverage supply).



Study diet

For 2 days prior to your first study visit, and throughout the entire 8 week study, volunteers will follow a diet that contains no oat phytochemicals. Examples of these foods include oatmeal, muesli, granola, cold cereals containing oats or oat flour, oatmeal cookies, bread, crackers, and other baked goods made with oats or oat flour. Instructions will be provided. Must stop all dietary supplements one month before enrollment.


$25 for screening, and up to $305 for participants who qualify and complete the study.

Can I work?


  1. Length of study
    Total length of the study including resident stays and nonresident visits.
    This does not mean you will be testing the entire time.
  2. Residency
    The length of time volunteers are required to stay overnight at the HNRCA. Residents have their own private room, bathroom, television, VCR, and phone during their stay.
  3. Payment
    The amount of reimbursement for travel and inconvenience.
  4. Number of visits
    Total number of nonresident visits.
  5. Study diet
    Indicates meals which will be provided by the HNRCA
  6. Can I work?
    Indicates if you will be able to work and if so, when.

For more information about this study, please call Volunteer Services at 1-800-738-7555 or complete our Study Inquiry Form.

We appreciate your interest in our program and we hope to work with you in the future.

Thank you,

The Recruitment Office
Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University