# Comparison of Medifast's 5 & 1 Plan to a Food-based Plan of Equal Calories

> **NCT01011491** · NA · COMPLETED · sponsor: **Medifast, Inc.** · enrollment: 90 (actual)

## Conditions studied

- Obesity

## Interventions

- **OTHER:** Medifast 5 & 1 Plan for weight loss and weight maintenance
- **OTHER:** Food-based diet plan for weight loss and weight maintenance

## Key facts

- **NCT ID:** NCT01011491
- **Lead sponsor:** Medifast, Inc.
- **Sponsor class:** INDUSTRY
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2008-03
- **Primary completion:** 2009-09
- **Final completion:** 2009-09
- **Target enrollment:** 90 (ACTUAL)
- **Last updated:** 2009-11-11


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01011491

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01011491, "Comparison of Medifast's 5 & 1 Plan to a Food-based Plan of Equal Calories". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT01011491. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*