开发一种低果糖碳水化合物凝,用于炼应用
Isabel G Martinez1, Michael J Houghton1,2, Matteo Forte3
1Department of Nutrition, Dietetics and Food, Monash University, Level 1, 264 Ferntree Gully Road, Notting Hill, VIC 3168, Australia.
Heliyon
|July 23, 2024
概括
为运动员开发和测试了一种新的低果糖碳水化合物凝. 这种运动营养产品有效地支持耐力运动期间的血糖水平,具有良好的耐受性和最小的胃肠道问题.
科学领域:
- 运动营养 运动营养
- 运动生理学 运动生理学
- 胃肠病学 胃肠病学
背景情况:
- 高碳水化合物 (CHO) 配方可以在运动员中引起胃肠道疾病.
- 需要低果糖碳水化合物凝来优化长时间炼期间的燃料供应.
- 了解新型CHO凝对葡萄糖代谢和耐受性的影响至关重要.
研究的目的:
- 为运动员开发和评估一种低果糖 (<3g/份) 的碳水化合物凝.
- 评估凝在长时间运动期间维持血糖水平的有效性.
- 为了确定低果糖凝的胃肠道耐受性和吸收不良的潜力.
主要方法:
- 开发碳水化合物 (CHO) 凝原型,含水量不同,果糖含量低.
- 对原型的感官评估.
- 一个涉及2小时跑步 (60% VO2max) 和耐力运动员 (n=20) 的1小时自行节奏距离测试的食挑战方案.
- 监测血糖,呼吸中的和胃肠道症状 (GIS).
主要成果:
- 最终的凝含有62.1g的CHO/100g与0.17%的果糖.
- 血糖水平显著上升,并在运动后保持升高 (p<0.05).
- 观察到气息气和胃肠道症状的轻微增加,没有显著的碳水化合物吸收不良.
结论:
- 开发的低果糖碳水化合物凝是耐力运动员可以很好地容忍的.
- 凝有效地促进长时间炼期间的葡萄糖可用性.
- 这种体育营养创新为寻求减轻胃肠道疾病的运动员提供了可行的选择.
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