Time-restricted eating lowers pooled weight, but broader effects remain uncertain
A review centered on women with overweight or obesity found lower weight and fasting insulin, without clear superiority over calorie restriction alone.
Based on the published abstract. The full paper may contain additional methods, results and limitations.
The 30-second takeaway
Across trials enrolling mostly women with overweight or obesity, time-restricted eating was associated with lower body weight and fasting insulin. Most other body composition and metabolic measures did not show statistically significant changes. Weight loss was not significantly greater than with calorie restriction alone; this does not establish that the approaches are equivalent.
The abstract omits trial durations and numerical certainty ratings. The authors call for larger studies and longer follow-up, leaving long-term effects unresolved.
What researchers found
Body weight: pooled weighted mean difference
Time-restricted eating versus study control diets, including conventional and calorie-restricted diets; intervention durations are not reported in the abstract.
What changed
The pooled weight estimate favored time-restricted eating, alongside lower fasting insulin. Insulin is a laboratory measure: this result does not by itself show fewer cases of diabetes or other clinical complications.
Where uncertainty remains
There were no statistically significant effects on fat mass, lean mass, blood lipids, glucose or blood pressure. Minor events such as hunger and headache were reported in some studies and resolved on their own.
The original publication
Effects of time-restricted eating on body composition and metabolic parameters in overweight and obese women: a systematic review and meta-analysis.
Chen S, Zhang X, Kortas J et al.
Front Nutr · 2025
- PubMed ID
- 41036194
- Record checked
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