氨酸补充剂提高了精英滑冰运动员的无氧功率:一项双盲,随机,安慰剂控制,交叉研究
Yusuf Buzdağlı1, Cemre Didem Eyipınar2, Furkan Öget3
1Department of Coaching Education, Faculty of Sport Sciences, Erzurum Technical University, Erzurum, Turkey.
Biology of sport
|July 3, 2023
概括
氨酸补充剂显著改善了精英滑冰运动员的无氧运动表现. 运动员在服用氨酸 (2-氨基乙醇硫酸) 后,在强烈的无氧运动中体验到功率输出增强和感知力的减少.
科学领域:
- 运动科学 运动科学 运动科学
- 营养生物化学 营养生物化学
- 运动生理学 运动生理学
背景情况:
- 氨酸 (2-氨基乙硫酸) 是一种含硫的氨基酸,存在于骨肌肉中.
- 运动员通常使用牛补充剂,认为它们可以提高运动表现.
研究的目的:
- 评估 taurine 补充剂对精英运动员无氧性能,血液乳酸盐,感知劳动力和垂直跳跃的 ergogenic 影响.
- 调查急性牛素摄入对Wingate无氧试验 (WanT) 和反运动垂直跳跃 (CMJ) 度量的影响.
主要方法:
- 一个随机,双盲,安慰剂控制的交叉研究.
- 在测试前60分钟,30名男极速滑冰运动员接受了一剂6g的牛素 (TAU) 或安慰剂 (PLAC).
- 一个72小时的洗期将两个测试条件分开.
主要成果:
- 与安慰剂相比, taurine 补充剂在 WanT 期间显著增加了峰值,平均值和最小功率输出.
- 在 taurine 条件下,WanT 后,感知劳动力 (RPE) 的评分显著下降.
- taurine 和安慰剂之间的反运动垂直跳跃 (CMJ) 性能没有发现显著差异.
结论:
- 急性 taurine 补充剂有效地提高了精英滑冰运动员的无氧性能.
- 氨酸对于需要高无氧功率输出的运动员来说可能是一个有益的人体工程学辅助剂.
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