Table 2.
Physiological responses at moderate and severe intensities after the nutritional intervention with the BET and PLA gel supplementations.
| Men and women | Group | Warm up | Moderate | Peak (severe) | p |
|---|---|---|---|---|---|
| RQ | PLA | 0.77 ± 0.05 | 0.91 ± 0.05 | 0.97 ± 0.06 | <0.0001 |
| BET | 0.78 ± 0.06 | 0.91 ± 0.05 | 0.97 ± 0.06 | <0.0001 | |
| HR (bpm) | PLA | 98.46 ± 12.12 | 150.58 ± 11.81 | 179.58 ± 7.50 | <0.0001 |
| BET | 97.50 ± 10.92 | 150.85 ± 12.02 | 180.92 ± 10.88 | <0.0001 | |
| RPE (Borg) | PLA | 1.08 ± 0.28 | 4.12 ± 1.30 | 10.00 ± 0.00 | <0.0001 |
| BET | 1.08 ± 0.28 | 4.12 ± 1.24 | 9.88 ± 0.60 | <0.0001 |
Values are presented as mean ± SD. BET, beetroot gel (9.92 ± 1.97 mmol·100 g−1); PLA, placebo gel (0.33 ± 0.15 mmol·100 g−1); RQ, respiratory quotient; HR, heart rate; RPE, rating of perceived exertion.