结合益生菌与维生素D3补充剂改善了混合武术运动员的有氧性能和肠道微生物组合
Katarzyna Przewłócka1, Marcin Folwarski2, Mariusz Kaczmarczyk3
1Department of Bioenergetics and Exercise Physiology, Medical University of Gdańsk, Gdańsk, Poland.
Frontiers in nutrition
|October 27, 2023
概括
结合益生菌和维生素D3补充剂改善了肠道微生物群的多样性,并减少了混合武术运动员的炎症. 这种干预措施还增强了上皮细胞的透性,并延长了运动期间疲劳的时间.
科学领域:
- 运动科学 运动科学 运动科学
- 微生物组研究 微生物组研究
- 营养补充剂 营养补充剂
背景情况:
- 混合武术 (MMA) 是一种需要高有氧和无氧能力的间隔运动.
- 肠道微生物组调节和维生素D补充剂可以提高运动表现.
- 以前的研究表明,结合益生菌和维生素D3对MMA运动员的无氧表现有好处.
研究的目的:
- 研究结合益生菌和维生素D3补充剂对MMA运动员肠道微生物组合,上皮细胞透性,炎症反应和有氧能力的影响.
- 评估干预后肠道微生物群多样性和炎症标志物的变化.
- 评估对有氧性能和肠道屏障功能的影响.
主要方法:
- 这是一项为期4周的双盲,安慰剂控制的临床试验,涉及23名男性MMA运动员.
- 参与者被随机分为两个组:益生菌+维生素D3 (PRO+VIT D) 或单独维生素D3 (VIT D).
- 测量包括血清炎症标志物,肠道微生物组合,上皮细胞透性和有氧性能.
主要成果:
- 在PRO+VIT D组,炎症标志物calprotectin显著降低 (p=0.030).
- 在PRO+VIT D组中,肠道微生物群的β多样性显著增加 (p=0.0005).
- 在PRO+VIT D组中,有氧运动期间疲劳的时间显著增加 (p=0.023),而VIT D组没有显著变化.
结论:
- 综合益生菌和维生素D3补充剂改变了MMA运动员的肠道微生物群α和β多样性.
- 干预改善了上皮细胞的透性,并增加了耗尽的时间.
- 这表明结合益生菌和维生素D3对MMA运动员表现和肠道健康的潜在益处.
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