素食地位对蛋白质摄入量,瘦身量和轻度活跃的年轻女性的力量的影响:一个横截面研究
Eric Bartholomae1, Camila Nadalet1, Carol S Johnston1
1Nutrition Program, College of Health Solutions, Arizona State University, Phoenix, Arizona, USA.
Nutrition (Burbank, Los Angeles County, Calif.)
|February 5, 2026
概括
年轻女性长期的素食饮食与较低的蛋白质摄入量,瘦身量和腿部力量有关. 素食者的肌肉强度与瘦身量相关,不同于食肉动物的肌肉强度与蛋白质摄入量相关.
科学领域:
- 营养科学 营养科学
- 人体生理学 人体生理学
- 饮食研究 饮食研究
背景情况:
- 基于植物的饮食,包括素食主义,由于健康和环境原因越来越受欢迎.
- 对于习惯性素食者摄入足够的蛋白质存在担忧.
- 这项研究调查了素食饮食对蛋白质状态标记物的影响.
研究的目的:
- 为了比较功能和结构蛋白质状态标志物在素食主义者和杂食妇女.
- 为了检查瘦体质量,肌肉强度和强度与饮食有关的相关性.
- 评估素食主义对身体组成和身体功能的长期影响.
主要方法:
- 横截面研究设计比较健康,轻度活跃的素食主义者 (>1年) 和全食女性.
- 参与者根据年龄,体重和体重指数进行了匹配.
- 通过双能X射线吸收计评估瘦体质量;使用动力计测量肌肉力量.
主要成果:
- 素食参与者与食肉动物相比,蛋白质摄入量 (-44%) 和瘦身量 (-8%) 显著降低.
- 在素食者群体中,腿部强度降低了14-15%,而手握强度则相似.
- 力量与素食主义者的瘦身量相关,但与食用蛋白质相关的食肉动物.
结论:
- 长期的素食饮食可能会对年轻成人女性的身体蛋白质状况的功能指标产生不利影响.
- 减少瘦身量和力量表明,在素食饮食中满足蛋白质需求可能存在挑战.
- 素食蛋白质和瘦身质量之间的关系在素食主义者和食肉动物的饮食模式之间有所不同.
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