Arginineand Endurance and stamina.
Evidence gradeC
ImpactSmall
Confidencemedium
Imported rating. This grade comes from SuppCo and has not been independently reviewed. It describes research, not a product, and it is not medical advice.
The rating
- Direction
- Favourable
- Rated by
- SuppCo
- Observed
- 28 September 2026
Studies behind it
Effects of acute supplementation of L-arginine and nitrate on endurance and sprint performance in elite athletes.S. B. Sandbakk · Nitric oxide : biology and chemistry2015The Physiological Effects of Amino Acids Arginine and Citrulline: Is There a Basis for Development of a Beverage to Promote Endurance Performance? A Narrative Review of Orally Administered SupplementsHollie Speer · Beverages2020L-arginine Supplementation in Endurance Athletes: A Systematic Review of Recovery Mechanisms and Performance EnhancementŁ. Karoń · Quality in Sport2024