Fig. 1From: Acute cocoa Flavanols intake has minimal effects on exercise-induced oxidative stress and nitric oxide production in healthy cyclists: a randomized controlled trialStudy protocol of the 2 interventional trials, performed in randomized order with cocoa flavanol (CF) or placebo (PL), with a washout-out period of 1Â week in between. During the time trial, subjects had to cover an amount of work (equal to 75% of peak power output during 30Â min) as fast as possibleBack to article page