Research
Neural
Cyclists told they ingested a carbohydrate drink showed a 2.7% enhancement in performance compared to those told they ingested a sweetener.
Practitioners should consider the psychological impact of perceived nutrition on athletic performance.
StrongSupportsmedium confidence
The cyclists told carbohydrate was in the drink showed an enhancement of performance of 2.7% (95%CI = 5.8 to -0.5%) relative to those told sweetener.
Why this rating
The study involved a randomized trial with a clear comparison between groups.
Source
THE SIZE OF THE PLACEBO EFFECT OF A SPORTS DRINK IN ENDURANCE CYCLING PERFORMANCE
V. R. Clark et al. · Medicine & Science in Sports & Exercise · 1998
rct · n=50Cited 3×
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