Pre-Sleep protein may boost athletic recovery better than Post-Workout

NCT ID NCT07170228

Completed Symptom relief Sponsor: Serdar Bayrakdaroğlu Source: ClinicalTrials.gov ↗

First seen Jun 26, 2026 · Last updated Jun 26, 2026

Summary

This study tested whether taking casein protein before sleep or after exercise improves recovery and performance in trained football players. Twenty-four male athletes were split into three groups: pre-sleep casein, post-exercise casein, or no supplement. Researchers measured anaerobic power and agility before and after a high-intensity workout. The goal was to see if timing makes a difference in how well the body recovers.

What this could mean

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

Active substance: micellar casein (a protein supplement)
What this could lead to: If timing matters, athletes could optimize recovery by taking casein before sleep rather than after exercise.
What could go wrong: This is a small, completed trial with only 24 male football players, so results may not apply to other athletes or the general public. The supplement is a common protein, so no major risks, but benefits may be modest.

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As listed by the trial registrant

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

ATHLETIC PERFORMANCE

Contacts and locations

Locations

Gumushane University, Faculty of Sport Sciences

Gümüşhane, Gümüşhane Province, 29100, Turkey (Türkiye)

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