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Mobile food tracking applications are useful for capturing information on food intake. However, currently available applications have limitations in accuracy. We are seeking volunteers to participate in a research study comparing a novel nutrition application with a traditional method of tracking food intake.

Target Population
Men and women, 18-65 years of age

Major Exclusions
BMI≥30 or BMI<18
Vegetarian or vegan
Presence of active disease that would prevent normal dietary intake and/or would result in weight loss (irritable bowel syndrome, Crohn’s disease, celiac disease, etc.)
Pregnant or lactating women
Diagnosed eating disorder
Special dietary requirements or severe allergies that prevent the consumption of major food groups (e.g., gluten free, lactose free, Halal)
Current or previous experience with dietary data collection or analysis
Availability and access to a tablet device (iPad, Android) only
Shift workers
Current participation in another research study at any point during the study

Length of Study
~3 to 5 weeks

Number of Visits
1 screening and 6-7 study visits


Can I work?
Yes, but visits generally take place on weekday mornings.

Study diet
Three full days of provided meals (breakfast, lunch, dinner, & snacks) consisting of a wide variety of foods.

$15 for screening visit, and up to $300 or $430 if you qualify and complete the study

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.
Study diet

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 617-556-3082 or email

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