NCT05660291

A Study of Time Restricted Eating in Obese Adults

Effects of Time Restricted Eating on Obesity: Comparing Windows of Eating to Achieve Weight Loss in Overweight and Obese Adults; a Pilot Study

• Status: Active Not Recruiting
• Phase: N/A
• Study type: Interventional
• Enrollment: 100 (estimated)
• Sponsor: Mayo Clinic · Academic / Other
• Sex: All
• Age: 18 Years – 64 Years
• Healthy volunteers: Not accepted

Summary

The purpose of this pilot study is to understand the difference between early and late time-restricted eating on weight and body mass index (BMI), and evaluate the barriers encountered and the effect on quality of life.

Conditions

• Overweight

Interventions

Type	Name	Description
BEHAVIORAL	Early time-restricted eating	Subjects can eat whatever they want between the hours of 8:00 AM and 4:00 PM and can only consume water, black coffee/tea, or other zero calorie drinks (artificial sweeteners are okay) outside your designated eating window (from 4:00 PM to 8:00 AM).
BEHAVIORAL	Late time-restricted eating	Subjects can eat whatever they want between the hours of 12:00 PM and 8:00 PM and can only consume water, black coffee/tea, or other zero calorie drinks (artificial sweeteners are okay) outside your designated eating window (from 8:00 PM to noon).

Timeline

• Start date: 2023-02-24
• Primary completion: 2026-09-01
• Completion: 2026-12-31
• First posted: 2022-12-21
• Last updated: 2025-09-26

Locations

1 site across 1 country: United States