Healthy men and women, ≥ 50 years
BMI <19 or >29 kg/m2
≥ 50 years
Fish oil, omega 3 fatty acids, carotenoids or choline supplementation within the past 2 months
Extremely high dietary intake of carotenoids
Pregnancy or lactation
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
Length of Study
# of visits
9 (2 screening visits, 3 visits for study measures, 4 visits for food pick-up)
2 eggs/day or approximately 4 oz egg substitute/day for 6 months
$50 for screening, ($25 for each of two visits) $730 if you qualify and complete the study.
Can I work?
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.
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.
The amount of reimbursement for travel and inconvenience.
Number of visits
Total number of nonresident visits.
Indicates meals which will be provided by the HNRCA
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.
The Recruitment Office
Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University