Can grocery receipts unlock the secrets of obesity treatment?
NCT ID NCT04788836
First seen Aug 05, 2026 · Last updated Aug 06, 2026 · Updated 1 time
Summary
This study investigates how obesity treatments, such as bariatric surgery or medication, influence food purchasing habits in daily life. Researchers will collect digital receipts from loyalty cards and have participants fill out questionnaires over several years. By analyzing these receipts, they aim to see if treatments lead to healthier food choices. The study includes adults with obesity who are undergoing or have recently started treatment.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- Active substance
- Collection of digital receipts from grocery shopping and questionnaires
- What this could lead to
- If successful, this could reveal how obesity treatments like surgery or medication change real-world food purchases, guiding better support for healthier eating.
- What could go wrong
- This is an observational study, so it cannot prove cause and effect. Results may be limited by the accuracy of receipt data and may not apply to everyone.
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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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Department of Diabetes, Endocrinology, Clinical Nutrition and Metabolism, Inselspital, Bern University Hospital
Bern, 3010, Switzerland
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