帕普里卡桑托菲尔摄入量对大学生耐力和认知功能的影响:一个交叉随机对照试验
Donghyun Kim1, Tsuyoshi Wadazumi2
1Graduate School of Health and Well-Being, Kansai University, Osaka 590-8515, Japan.
Nutrients
|September 13, 2025
概括
胡卜素 (PXs) 补充剂改善了健康大学生的耐力表现和运动效率. 虽然认知功能没有显示出显著的群体差异,但PX摄入导致了特定认知测试的改善,这表明对大脑功能的潜在益处.
科学领域:
- 运动生理学 运动生理学
- 营养科学 营养科学
- 认知神经科学 认知神经科学
背景情况:
- 胡卜素 (PXs) 具有抗氧化特性,可以通过改善红细胞 (RBC) 变形性来提高氧气输送 (DO2) 效率.
- PXs对耐力表现和认知功能的潜在影响,可能是通过改善大脑微循环的介导,需要进一步调查.
研究的目的:
- 研究PX摄入对健康大学生耐力表现和认知功能的影响.
- 确定PX补充剂是否可以提高氧气输送效率和大脑微循环.
主要方法:
- 使用随机交叉设计,21名健康的大学生参与了PX摄入和控制条件.
- 参与者完成了增量和持续负荷运动测试,以及认知评估,包括Trail Making Test Type B (TMT-B) 和Stroop Test (ST).
主要成果:
- 在增量和恒定负载测试中,PX摄入导致心率明显降低和运动效率 (EE) 提高.
- 虽然两组之间在整体认知测试表现上没有显著差异,但PX组在TMT-B和ST干扰率I方面表现出显著的改善.
结论:
- 摄入PX可能会提高DO2的效率,有助于提高耐力表现,并通过优化大脑氧化来潜在地受益于认知功能.
- 由于研究的局限性,研究结果应谨慎解释,包括缺乏安慰剂对照,未测量的红细胞变形性和脑血流,以及参与者中男性占主导地位.
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