When you eat matters: stanford study tests meal timing for better blood sugar and sleep

NCT ID NCT05413928

Terminated Knowledge-focused Sponsor: Stanford University Source: ClinicalTrials.gov ↗

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This Stanford study looked at how changing when and what you eat affects blood sugar, body temperature, and sleep in people with prediabetes, type 2 diabetes, and healthy adults. Participants followed different meal-timing schedules, like eating within a 10-hour window starting early or late in the day. The goal was to understand how these simple changes might help manage blood sugar and improve sleep.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: Time-restricted eating (early or late eating windows) and macronutrient-controlled meals
What this could lead to: If successful, this could help design simple meal-timing strategies to improve blood sugar control and sleep for people with prediabetes or type 2 diabetes.
What could go wrong: This small, early-stage study was terminated early, so results may be limited. Findings may not apply to everyone, and the behavioral changes may be hard to maintain long-term.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

prediabetes syndrome type 2 diabetes mellitus

As listed by the trial registrant

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

HEALTHY PREDIABETES TYPE 2 DIABETES

Contacts and locations

Locations

Stanford University

Stanford, California, 94304, United States

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