Clinical Study

Likely Additive Ergogenic Effects of Combined Preexercise Dietary Nitrate and Caffeine Ingestion in Trained Cyclists

Table 1

Ratings of perceived exertion at 80% max.

5 min10 min15 min20 min25 minExhaustion

PLA
PLA+C
BR
BR+C

Data are expressed as mean ± SD. Different from PLA and PLA+C; P ≤ 0.047. PLA: placebo; PLA+C: placebo plus caffeine; BR: beetroot; BR+C: beetroot plus caffeine.