2745: Effects of potatoes, avocados, and chickpeas on cognition

Men and women >50 years

This research study will evaluate the effect of plant foods on cognitive function
Major Exclusions
  • BMI<19 or >29 kg/m2
  • <50 years
  • Fish oil, omega 3 fatty acids, or carotenoids supplementation within the past 2 months
  • Extremely high dietary intake of carotenoids
  • Pregnancy or lactation
  • Fat malabsorption
  • Alcohol consumption of more than 2 drinks per day or 14 drinks per week
  • Smoking or use of nicotine patches or gum within the last 6 months
  • Diabetes
Length of Study 6 months # of Visits About 9 (two screening visits, 3 visits for study measures, 4 visits for food pick-up if volunteers have adequate freezer space)
Residency None Study diet 1 avocado/day (contained in a variety of foods) or 1 potato and/or 1 cup chickpeas/day (contained in a variety of foods)
Payment $50 for two screening visits ($25 per visit), $675 if you qualify and complete the study. Can I work? Yes
  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