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Human trials

Eating windows during a muscle-building study

Hypercaloric 16:8 time-restricted eating during 8 weeks of resistance exercise in well-trained men and women

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Fasting Free source summary: https://fastingfree.com/education/blake-2025-hypercaloric-tre/

PLAIN-LANGUAGE SUMMARY

What it found

Both groups gained fat-free mass. TRE completed fewer repetitions and gained less fat; squat findings varied by analysis.

Keep these limits in view

Small free-living sample; no direct muscle imaging. Eating windows and workout feeding changed together.

Understand the context

Evidence type
Small randomized controlled trial
Population or scope
Well-trained adults: 10 men and 7 women
Sample or coverage
17 participants
Study duration or data period
8 weeks
Comparison
TRE with fasted workouts versus fed training; both prescribed energy surplus and matched macronutrients.
Measured outcomes
Three-component body composition, maximal strength, endurance, repetitions and energy ratings.

Research terms in this source

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