Could eating in an 8-Hour window beat calorie counting for prediabetes?
NCT ID NCT07713394
First seen Jul 20, 2026 · Last updated Jul 21, 2026 · Updated 1 time
Summary
This study tests whether limiting all meals to an 8-hour window each day (a form of intermittent fasting) helps women with prediabetes lose weight and improve blood sugar more than a standard calorie-restricted diet. Participants follow either the time-restricted eating plan or a conventional diet with the same calorie deficit for 5 weeks. Researchers measure changes in weight, waist size, body fat, and blood markers like glucose and cholesterol.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- Active substance
- intermittent fasting (8-hour time-restricted eating) combined with caloric restriction
- What this could lead to
- If it works, this could show that eating only within an 8-hour window each day helps people with prediabetes lose weight and improve blood sugar control better than standard calorie cutting alone.
- What could go wrong
- This is a small, short-term study (36 women, 5 weeks), so results may not apply to men, older adults, or longer-term outcomes. The added benefit of time-restricted eating over simple calorie restriction may be small or absent.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
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Locations
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Ataturk University
Erzurum, Turkey, 25040, Turkey (Türkiye)
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