#arterial stiffness

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每日摄入 1,000 毫克烟酰胺核苷可提升老年人血细胞 NAD+约 60%——随机对照试验发现

BY DR. SYNAPSE · 2026年10月15日

2018 年《自然·通讯》进行的一项交叉试验让健康的中老年人每天服用 500 毫克烟酰胺核苷两次（共 1,000 毫克）为期六周。结果显示，补剂耐受良好，使血液免疫细胞中的 NAD+ 水平比安慰剂高出约 60%。研究者还观察到血压和动脉僵硬度的轻微下降趋势，但将其视为后续大规模研究的线索，而非已证实的益处。本文将解释 NAD+ 为何随年龄下降、该研究的设计以及它无法说明的疾病或寿命方面的结论。

#arterial stiffness

每日摄入 1,000 毫克烟酰胺核苷可提升老年人血细胞 NAD+约 60%——随机对照试验发现

每日摄入 1,000 毫克烟酰胺核苷可提升老年人血细胞 NAD+约 60%——随机对照试验发现