# International Weight Control Registry

> **NCT04907396** · — · RECRUITING · sponsor: **Tufts University** · enrollment: 100000 (estimated)

## Conditions studied

- Weight Loss
- Overweight
- Obesity

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT04907396
- **Lead sponsor:** Tufts University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2020-12-10
- **Primary completion:** 2025-12-01
- **Final completion:** 2025-12-01
- **Target enrollment:** 100000 (ESTIMATED)
- **Last updated:** 2024-09-19

## Collaborators

- [object Object]
- [object Object]
- [object Object]
- [object Object]
- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04907396

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04907396, "International Weight Control Registry". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT04907396. Licensed CC0.

---

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