Fasting unlocked: 300 volunteers reveal what happens when you stop eating for 5 days

NCT ID NCT07155993

First seen Nov 01, 2025 · Last updated Jun 19, 2026 · Updated 34 times

Summary

This study follows 300 adults who fast for 5 or more days at a clinic, then slowly return to eating. Researchers track weight, blood sugar, diet, and mood using online surveys, a glucose monitor, and at-home blood tests for up to three months. The goal is to understand how the body adapts after a long fast and provide practical guidance for safe fasting.

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This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Contacts and locations

Locations

  • Buchinger Wilhelmi Klinik

    Überlingen, Baden-Wurttemberg, 88662, Germany

Conditions

The condition(s) this trial relates to.

diabetes mellitus Fasting glucose intolerance Overweight prediabetes syndrome

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.