Casein Protein and Improved Sleep Quality

• Nutrition Strategies to Promote Sleep in Elite Athletes: A Scoping Review.

  • 2025-10-02
  • Review
  • Sports (Basel, Switzerland) 13(10)
  • • Gavin Rackard
    • Sharon M Madigan
    • James Connolly
    • Laura Keaver
    • Lisa Ryan
    • Rónán Doherty

  • PubMed: 41150477
  • DOI: 10.3390/sports13100342

  1 Insight on

  • Improved Sleep Quality

  • Low evidence
  • Athletes

  A-lactalbumin, carbohydrate pre-bed, casein, tryptophan, probiotic and meeting energy demands showed varying results on sleep quality in elite athletes

  Effect

  Neutral

  Effect size

  Small

  Significant

  No