Carnosine and Improved Step Test Endurance

• Effects of carnosine supplementation on physical endurance: a placebo-controlled randomized clinical trial.

  • 2026-06-17
  • RCT · n = 299
  • Journal of the International Society of Sports Nutrition 23(1)
  • • Timothy E O'Toole
    • Christopher J Wingard
    • Sonja K Bariess
    • Catherine E Crandell
    • Alok R Amraotkar
    • Hong Gao
    • Aruni Bhatnagar

  • PubMed: 42308284
  • DOI: 10.1080/15502783.2026.2679716

  7 Insights on

  • Improved Step Test Endurance

  • High evidence
  • Large Human Trial

  a trend toward significance (p = 0.06) for all males taking carnosine.

  Effect

  Neutral

  Effect size

  Small

  Significant

  No

  Dose

  2 g per day