| 効果 | なし |
| 試験方法 | 二重盲検法 |
| 試験期間 | 1-6 ヶ月 |
| 被験者数 | 22 |
| 性別 | 男性 |
| 年齢 | 18-29 |
| 体型 | Trained, 肥満, 平均 |
この研究の注釈：
Study conducted in elite rugby players (males), aged 19.8 +/- 2.9 years.
Study conducted in elite rugby players (males), aged 19.8 +/- 2.9 years.
No between group differences were noted over the course of 5 weeks with 450mg Tribulus Terrestris daily.
Short Term Impact Of Tribulus Terrestris Intake On Doping Control Analysis Of Endogenous Steroids
| 効果 | なし |
| 試験方法 | コホート法 |
| 試験期間 | 不明 |
| 被験者数 | 2 |
| 性別 | 不明 |
この研究の注釈：
Tested in 2 females, non-blinded, to assess whether 500mg Tribulus Terrestris would be a concern in drug-tested competitions.
Tested in 2 females, non-blinded, to assess whether 500mg Tribulus Terrestris would be a concern in drug-tested competitions.
It did not alter any urinary parameter of testosterone metabolism in females.
The Aphrodisiac Herb Tribulus Terrestris Does Not Influence The Androgen Production In Young Men
| 効果 | なし |
| 試験方法 | 二重盲検法 |
| 試験期間 | 2-4 Weeks |
| 被験者数 | 21 |
| 性別 | 男性 |
| 年齢 | 18-29 |
| 体型 | Obese, 肥満, 平均 |
この研究の注釈：
Conducted in men aged 20-36, two experimental groups consumed either 10mg/kg bodyweight or 20mg/kg bodyweight daily for 24 days; no differences noted in testosterone, androstenedione, or luteinizing hormone.
Clinical Study Of Tribulus Terrestris Linn. In Oligozoospermia: A Double Blind Study
| 効果 | 増加 |
| 試験方法 | 二重盲検法 |
| 試験期間 | 1-6 ヶ月 |
| 被験者数 | 63 |
| 性別 | 男性 |
| 年齢 | 18-29, 30-44 |
| 体型 | 平均 |
この研究の注釈：
6g of tribulus root daily for 60 days in persons with low sperm count appeared to improve erectile properties and frequency of coitis as well as reducing weakness (improving fatigue). In these men, an increase in testosterone was noted (16.3%) but failed to reach statistical significance.