实验室食品口服涂层和滑性对腹感的影响:使用牛奶蛋白饮料的随机对照试验
Ecaterina Stribițcaia1, Catherine Gibbons2, Graham Finlayson2
1School of Food Science and Nutrition, University of Leeds, Leeds LS2 9JT, United Kingdom.
Physiology & behavior
|September 9, 2024
概括
食物的质地,特别是口腔涂层,通过增加腹感,微妙地影响食欲. 唾液中蛋白质度较高与食欲降低相关,这表明质地影响腹信号.
科学领域:
- 食品科学 食品科学 食品科学
- 营养 营养 营养 营养 营养
- 感官科学是一种感官科学.
背景情况:
- 食物质地显著影响感官感知和生理反应.
- 复杂的纹理属性,如滑性和口腔涂层,对于它们对食欲调节的影响未得到充分研究.
研究的目的:
- 研究食物的复杂质感属性 (滑性,口腔涂层) 对食欲,食物摄入量和相关的影响.
- 探索体外纹理分析和体内人体腹反应之间的关系.
主要方法:
- 富含牛奶蛋白质的饮料 (乳清,乳酪蛋白) 被分析为 Tribology,粘度和吸附 (口腔涂层).
- 两项交叉和试验评估了52名参与者的不同涂层特性 (低,中,高) 的饮料.
- 测量了食欲评级,食物摄入量,唾液和肠道.
主要成果:
- 在高口腔涂层饮料条件下,在20分钟后 (p < .05) 观察到增加的度评级.
- 在唾液蛋白度和食欲 (r = -0.963,p < .05) 和预期食物消耗 (r = -0.980,p < .05) 之间发现了显著的负相关性.
- 在摄入高涂层饮料后,唾液表现出增强的滑性,与食欲评分结果相关. 没有观察到对能量摄入或肠道的影响.
结论:
- 口腔涂层和滑性对抑制食欲有微妙而零星的影响,主要影响早期的腹信号.
- 复杂的纹理特征对食欲的影响可能不会延伸到和级联的后期阶段.
- 需要进一步的研究来阐明纹理在腹感,不同宏观营养素和涂层特性中的作用.
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