Study reveals best commercial weight loss program for quick results

NCT ID NCT06972277

Completed Disease control Sponsor: WW International Inc Source: ClinicalTrials.gov ↗

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study compared three commercial weight management programs to see which helps adults with overweight or obesity lose the most weight in 12 weeks. 459 participants were randomly assigned to one of the programs. The main goal was to measure weight change and percentage of body weight lost.

What this could mean

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

Active substance: commercial weight management program (behavioral/lifestyle support)
What this could lead to: If successful, this could help identify which commercial weight loss program works best for short-term weight loss in adults with overweight or obesity.
What could go wrong: This is a completed study with 459 participants, but results may not apply to everyone. Weight loss at 12 weeks may not be sustained long-term, and individual results vary.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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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 AND OVERWEIGHT

Contacts and locations

Locations

WW International, Inc

New York, New York, 10010, United States

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