| 効果 | なし |
| 試験方法 | ランダム化比較試験 |
| 試験期間 | 1-6 ヶ月 |
| 被験者数 | 45 |
| 性別 | 男性 |
| 年齢 | 18-29, 30-44 |
| 体型 | 平均 |
この研究の注釈：
Eight weeks supplementation of 500mg of the water extract of ashwagandha roots to elite cyclists was able to increase their VO2 max on a treadmill test (12.5%) and time to exhaustion (7.2%) with no significant influence on RER.