Conclusion
In conclusion, L-citrulline + GSH supplementation did not enhance TTE in aerobically trained men. Although SPB supplementation did not translate to improved performance, there was a significant increase in blood flow at 30 minutes following exercise. Increased blood flow after exercise may promote exercise recovery due to augmented nutrient, hormone, and oxygen delivery. In agreement with previous reports of increased L-arginine from oral L-citrulline supplementation [