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Does adding branched-chain amino acids to a sports drink improve performance or recovery?
In this randomized crossover trial in 14 trained young men, a sports drink did not improve 21-kilometer run performance, compared with drinking water or nothing. However, a sports drink containing branched-chain amino acids possibly reduced fatigue caused by the run.
Can a beverage with amino acids, vitamins, and electrolytes improve endurance exercise performance?
Oral rehydration: Running fluid-ly
Carbohydrates attenuate impairments in cognitive function after exercise in the heat
The influence of preworkout supplements on resistance training performance and subjective outcomes