Can your phone app really track your calories? study puts apps to the test
NCT ID NCT05166226
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study checked how accurate two popular apps, PortionSize™ and MyFitnessPal, are at measuring energy and nutrients people eat in real-life settings. 45 adults used each app for separate periods, and their results were compared to a precise weighing method. The goal was to see if the apps give reliable numbers for tracking diet.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Pennington Biomedical Research Center
Baton Rouge, Louisiana, 70808, United States
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- Can your phone app really track your calories? study puts apps to the test