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Can group cooking classes help beat obesity?

NCT ID NCT07538362

Disease control Sponsor: Federal University of Health Science of Porto Alegre Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing This study
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tests whether group nutrition education based on Brazil's dietary guidelines can help overweight adults eat better and lose weight. Sixty participants will attend monthly group sessions or receive individual counseling. Researchers will compare diet quality, BMI, and waist measurements to see if group classes work as well as one-on-one advice.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
group food and nutrition education sessions based on the Dietary Guidelines for the Brazilian Population
What this could lead to
If successful, this could show that group nutrition classes are as effective as individual counseling for weight management, offering a more accessible treatment option.
What could go wrong
This is a small, early-stage trial with only 60 participants, so results may not apply broadly. The intervention is behavioral, so long-term weight loss is uncertain.

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

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

60 people

The number who actually took part.

Started

May 2025

Expected to finish

Dec 2026

An estimate. End dates often move.

Lead sponsor

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

18 years and older

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show 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: * Adults (≥18 years of age) * Individuals of both biological sexes * Body Mass Index (BMI) ≥ 25 kg/m² Exclusion Criteria: * Pregnant or lactating women * Cognitive, neurological, or psychiatric disorders that interfere with study compliance or participation

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Conditions

The condition(s) this trial relates to.

Obesity obesity disorder Overweight

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Obesity & overweight Overweight (bmi > 25)

Contacts and locations

Locations

  • Federal University of Health Sciences of Porto Alegre

    Porto Alegre, Rio Grande do Sul, 90050170, Brazil

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