Testing an app that helps users track their food intake and gives feedback
Evaluation of the validity of the PortionSize app in controlled and free-living conditions: Tests of an app that calculates food intake and provides immediate feedback to users
This study is testing the PortionSize app, which helps people keep track of how much they eat and encourages healthier eating habits to lower the risk of conditions like obesity and diabetes, and it's for anyone looking to improve their diet.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | Lsu Pennington Biomedical Research Ctr NIH-funded |
| Lab location | 1 site (Baton Rouge, United States) |
| Project ID | NIH-10600996 on NIH RePORTER |
What this research studies
This research evaluates the PortionSize app, which is designed to help users accurately track their food intake by calculating portion sizes and providing immediate feedback. The app aims to improve dietary habits and reduce the risk of chronic diseases such as obesity, diabetes, and cancer. Participants will use the app in both controlled settings and their everyday lives to assess its effectiveness in promoting healthier eating behaviors. By leveraging technology, the study seeks to address common challenges in dietary assessment, such as inaccurate self-reporting.
Who could benefit from this research
Good fit: Ideal candidates for this research are adults over 21 years old who are interested in improving their dietary habits and managing their health.
Not a fit: Patients who are not interested in dietary tracking or who have severe cognitive impairments that prevent them from using a smartphone app may not benefit from this research.
Why it matters
Potential benefit: If successful, this research could lead to improved dietary tracking tools that help patients make healthier food choices and reduce their risk of chronic diseases.
How similar studies have performed: Previous research using technology-assisted dietary assessment methods has shown promise, indicating that this approach could be effective.
Where this research is happening
Baton Rouge, United States
- Lsu Pennington Biomedical Research Ctr — Baton Rouge, United States (Active)
Researchers
- Principal investigator: Martin, Corby K — Lsu Pennington Biomedical Research Ctr
- Study coordinator: Martin, Corby K
About this research
- This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
- Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
- For full project details, budget, and progress reports, visit the official NIH RePORTER page below.