老年人中某些营养素的摄入量较高与更好的认知功能有关:NHANES 2011-2014年的分析
Prasad P Devarshi1, Kelsey Gustafson2, Ryan W Grant1
1Science and Technology, Pharmavite, LLC, 8531 Fallbrook Ave, West Hills, CA, 91304, USA.
BMC nutrition
|December 5, 2023
概括
充足的必需营养素摄入与老年人更好的认知功能有关. 特定的维生素和矿物质与认知表现有积极的关联,在女性中,可能有助于减少抑郁症症状.
科学领域:
- 老年学是一门学科.
- 营养神经科学 营养神经科学
- 公共卫生 公共卫生
背景情况:
- 美国日益老龄化的人口面临着认知能力下降和心理健康不佳的风险.
- 基本营养素对大脑健康起着至关重要的作用,但许多老年人摄入量不足最佳水平.
- 这项研究调查了老年人营养消耗与认知功能和抑郁症之间的关系.
研究的目的:
- 检查60岁及以上成年人营养摄入量与认知功能之间的关联.
- 探索老年人营养摄入量和抑郁症得分之间的关系.
- 确定可能支持老年人认知健康和情绪的特定营养素.
主要方法:
- 国家健康和营养检查调查 (NHANES) 2011-2014年数据的横截面分析.
- 包括60岁以上的参与者,可靠的饮食回忆和认知/抑郁数据 (认知为n=2713,抑郁为n=2943).
- 分析了认知功能测试 (CFT) 复合z分数和患者健康问卷 (PHQ-9) 抑郁症分数,按性别分层.
主要成果:
- 食物中许多营养素的摄入量和充足程度较高,与两性更高的认知功能相关.
- 与更好的认知相关的关键营养素包括维生素A,E,B6,K,叶酸,,和蛋白/泽亚桑丁.
- 在女性中,摄入更多的维生素A,C,K,,和纤维与抑郁症得分相反相关;在男性中没有发现任何显著的关联.
结论:
- 足够的特定必需营养素摄入与老年人认知功能的增强有关.
- 这些发现表明,营养丰富的饮食在维持认知健康和情绪方面可能发挥作用.
- 需要进一步的研究来证实饮食干预或补充剂的有效性,以防止与年龄相关的认知和情绪下降.
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