Can a tiny fat sample predict childhood obesity?
NCT ID NCT07831291
First seen Sep 21, 2026 · Last updated Sep 21, 2026
Summary
Researchers want to know whether biological markers in blood and fat tissue can flag a young child's risk of becoming overweight later. The study enrolls 400 children under age 4 who are already scheduled for surgery, collecting a small blood sample and two tiny fat samples during the operation. The team then tracks each child's weight and height from birth to age 6 to see which markers line up with a higher BMI.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- What this could lead to
- If the markers pan out, doctors could one day spot a child's obesity risk from a blood or fat sample taken before any weight gain, opening the door to earlier support.
- What could go wrong
- This is an observational study, not a treatment, and it cannot prove the markers cause obesity. The findings may not hold up in larger or more diverse groups, and a risk score alone would not prevent the condition.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 400 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Sep 2026
An estimate. Start dates often move.
- Expected to finish
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Sep 2036
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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1 day to 4 years
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Child scheduled for surgery allowing for the harvesting of adipose tissue. Exclusion Criteria: * Child whose holders of parental authority are protected by law
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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.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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CHU de Clermont-Ferrand
Clermont-Ferrand, 63000, France
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