益生菌摄入对健康人体运动能力的影响:系统性审查和贝叶斯元分析
Xuda Zhang1,2, Zhizhao Chang1, Shiao Zhao2
1Department of Sports Teaching and Research, Lanzhou University, Lanzhou, China.
Frontiers in nutrition
|February 16, 2026
概括
益生菌补充剂适度提高健康成年人的运动表现,特别是耐力. 平均每日剂量和特定菌株,如Lactobacillus plantarum,对运动员显示出最明显的益处.
科学领域:
- 运动科学 运动科学 运动科学
- 微生物学 微生物学
- 人类表现的人类表现.
背景情况:
- 关于益生菌对健康个体体育表现的有效性,目前仍存在争论.
- 不确定性围绕着最佳益生菌剂量,菌株配方和特定人群的反应.
研究的目的:
- 系统地审查和对健康成年人的益生菌补充和运动表现进行随机对照试验进行元分析.
- 澄清不同益生菌剂量,菌株和疗法对性能结果的影响.
主要方法:
- 对21项随机对照试验 (N=685) 进行了系统性审查和贝叶斯多层次元分析.
- 数据使用层级贝叶斯模型进行了合成,通过漏斗图和埃格尔测试评估了出版偏差.
- 研究在六个数据库中进行了搜索,截至2025年7月1日,两位独立审稿人评估了偏差风险.
主要成果:
- 益生菌补充剂在整体运动表现上显示出小到中等的改善 (μSMD 0.38).
- 在耐力结果中观察到显著的增长,包括有氧耐力 (μSMD 0.74) 和循环 VO2max (μSMD 2.21).
- 平均每日剂量 (1×109到1×1011 CFU) 和乳酸菌植物体表现出显著的影响.
结论:
- 益生菌补充剂为健康成年人提供了体育表现的适度,实际上有意义的增强.
- 对单株和多株产品均注意到益处,中等剂量显示一致的效果.
- 需要进一步进行大规模的多中心试验,以完善针对菌株和剂量的具体建议.
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