SUCCESS Tracking Study
Public ClinicalTrials.gov record NCT01021917. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Weight Loss & Maintenance of Weight Loss Tracking Study (SUCCESS Tracking Study)
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The overall purpose of this research is to evaluate the long-term outcomes associated with participation in Medifast Direct and Take Shape For Life weight-loss programs in comparison with non-Medifast weight-loss programs. Another important goal of this research is to determine whether the differences between Medifast Direct and Take Shape For Life programs affect weight-loss and maintenance of weight-loss in customers.
Study identification
- NCT ID
- NCT01021917
- Recruitment status
- Terminated
- Study type
- Observational
- Phase
- Not listed
- Enrollment
- 332 participants
Conditions and interventions
Conditions
Interventions
Not listed
Eligibility (public fields only)
- Age range
- 18 Years to 69 Years
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Feb 29, 2008
- Primary completion
- Jun 30, 2014
- Completion
- Jun 30, 2014
- Last update posted
- Aug 28, 2017
2008 – 2014
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Medifast Inc. | Owings Mills | Maryland | 21117 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT01021917, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Aug 28, 2017 · Synced Sep 3, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT01021917 live on ClinicalTrials.gov.