评估和比较牛血,玉米和乳清蛋白的耐受性,营养质量和生物功能活性,这是一个随机双盲受控试验的结果
Diederik Esser1, Ron Wehrens2, Kaatje Lenaerts3
1Wageningen Food & Biobased Research, Wageningen University & Research, Wageningen, the Netherlands.
Current research in food science
|October 2, 2023
概括
可持续的蛋白质来源,如牛血蛋白 (BP) 和玉米蛋白 (CP),耐受性良好,并提供必需的氨基酸. 然而,BP可能会增加血压,而CP可能会降低胰岛素水平.
科学领域:
- 营养科学 营养科学
- 人类营养人类营养
- 可持续的粮食系统 可持续的粮食系统
背景情况:
- 对可持续蛋白质来源的日益增长的需求需要评估新的替代品.
- 关键考虑因素包括耐受性,营养价值和对健康的影响.
- 牛血蛋白 (BP) 和玉米蛋白 (CP) 是新兴的可持续蛋白质选择.
研究的目的:
- 评估老年人中BP和CP的耐受性,营养质量和健康影响.
- 将BP和CP与乳清蛋白 (WP) 进行比较,作为基准.
- 为了研究食后氨基酸 (PAA) 摄取动力学.
主要方法:
- 双盲,交叉干预试验,对36名健康的老年人进行了试验.
- 参与者每天摄入40g的BP,CP或WP,持续一周,每周都有一个清洗期.
- 评估了胃肠道疾病,肠道透性和PAA吸收动力学.
主要成果:
- 在胃肠道疾病或肠道透性方面没有观察到显著差异.
- 所有蛋白质来源都提供了必需氨基酸,PAA反应各不相同.
- 摄入BP导致血压略微升高;摄入CP导致胰岛素水平略微降低.
结论:
- 像BP和CP这样的替代蛋白质缩剂在大量消费时是安全的,没有表现出不良的胃肠道影响或肠道屏障功能障碍.
- 这些蛋白质是必需氨基酸的宝贵来源.
- 潜在的健康影响,如高血压与血压 (可能是由于盐含量),需要进一步调查,研究持续时间更长.
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