Table 2.
Effect of beetroot juice on 20 min of exercise at RPE 13 (n=9).
| Variables | Placebo | Beetroot Juice |
|---|---|---|
| Metabolic | ||
| Total VO2 (L) | 30.31 ± 4.65 | 30.01 ± 4.10 |
| VO2 (L/min) | 1.51 ± 0.23 | 1.50 ± 0.20 |
| % VO2peak | 70 ± 12 | 70 ± 13 |
| VCO2 (L/min) | 1.47 ± 0.24 | 1.46 ± 0.19 |
| RER | 0.97 ± 0.04 | 0.97 ± 0.04 |
| VE (L/min) | 50.8 ± 8.0 | 50.4 ± 6.4 |
| Heart rate (bpm) | 149 ± 17 | 152 ± 14 |
| Mechanical | ||
| Total Work (kJ) | 29.8 ± 6.1 | 30.3 ± 5.3 |
| Mean Power (W) | 104 ± 21 | 106 ± 18 |
| % Peak Power | 52 ± 13 | 54 ± 11 |
Values are mean ± SD. Volume of oxygen consumption (VO2), carbon dioxide production (VCO2), respiratory exchange ratio (RER), and ventilation expired (VE).