在患有心脏代谢风险升高的成年人中用梨取代固体脂肪和添加糖的效果:随机,双盲,受控养,交叉试验
Nana Gletsu-Miller1, Meredith L Wilcox2, Lisa A Spence1
1Department of Applied Health Science, Indiana University School of Public Health-Bloomington, Bloomington, IN, United States.
The American journal of clinical nutrition
|December 15, 2025
概括
在典型的美国饮食中每天添加一颗梨显著改善了患有高甘油三 (TG) 的成年人脂质特征. 这种饮食改变,取代固体脂肪和糖,积极影响心脏代谢风险因素.
科学领域:
- 心血管健康 心血管健康
- 营养科学 营养科学
- 代谢健康 代谢健康
背景情况:
- 关于梨对心脏代谢风险的影响,有限的高质量受控试验证据存在.
- 患有心脏代谢风险增加的成年人往往具有低于最佳的饮食模式.
研究的目的:
- 评估每天食用梨对心脏代谢风险因素的影响.
- 为了比较食,梨取代了固体脂肪和添加糖的能量.
主要方法:
- 一个随机的,双盲的,交叉研究,与成年人有升高的甘油三.
- 参与者每天食用平均美国饮食或1个梨 (300千卡) 的饮食,持续3周,然后进行2周的洗.
- 关键结局包括非高密度脂蛋白 (非HDL) 胆固醇,其他脂质,葡萄糖,胰岛素和血压.
主要成果:
- 每天食用梨可以显著降低非高密度脂蛋白胆固醇,非常低密度脂蛋白胆固醇,甘油三 (TG) 和小低密度脂蛋白 (LDL) 胆固醇分片.
- 总胆固醇与高密度胆固醇的比例也随着梨的摄入而显著改善.
- 在梨和对照饮食之间没有观察到葡萄糖,胰岛素或血压的显著差异.
结论:
- 在典型的美国饮食中用梨取代固体脂肪和添加糖可以提高TG升高的成年人脂蛋白脂质概况.
- 每天摄入梨为控制心脏代谢风险因素提供了一个有益的饮食策略.
- 进一步的研究可以探索长期影响和更广泛的人口影响.
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