PortionSize Study 3: Assessment in Free-living Conditions
Public ClinicalTrials.gov record NCT05906160. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
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Official title
The Reliability and Validity of the PortionSize™ and MyFitnessPal Apps (Study 3: Assessment in Free-living Conditions).
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The objective is to test the accuracy of the PortionSize™ app and the MyFitnessPal© app at measuring energy intake in free-living conditions, tested against the gold-standard, doubly labeled water. Participants will use PortionSize™ and MyFitnessPal apps in separate periods to test the accuracy of the respective apps.
Study identification
- NCT ID
- NCT05906160
- Recruitment status
- Completed
- Study type
- Observational
- Phase
- Not listed
- Enrollment
- 63 participants
Conditions and interventions
Conditions
Interventions
Not listed
Eligibility (public fields only)
- Age range
- 18 Years to 62 Years
- Sex
- All
- Healthy volunteers
- Not listed
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Jun 22, 2023 (Actual)
- Primary completion
- Nov 25, 2024 (Actual)
- Completion
- Mar 31, 2026 (Actual)
- Last update posted
- Oct 19, 2026
2023 – 2026
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Pennington Biomedical Research Center | Baton Rouge | Louisiana | 70808 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT05906160, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Oct 19, 2026 · Synced Nov 6, 2026
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Open the official record
The complete public registry record, listed eligibility criteria, and available contact information for NCT05906160 live on ClinicalTrials.gov.