《柳叶刀-糖尿病与内分泌学》（The Lancet Diabetes & Endocrinology）近期发表一篇维生素D补充剂与急性呼吸道感染相关的研究，这项最新的荟萃分析补充了现有的证据，即补充维生素D可以预防急性呼吸道感染。但是，其影响较小。作者表明，应当避免维生素D缺乏的情况发生，尤其是对于16岁以下的儿童。
两个荟萃分析[1,2]都表明，应当避免维生素D缺乏的情况发生，尤其是对于16岁以下的儿童。食品强化方式添加维生素D（如在乳制品中添加维生素D）是改善人群维生素D状况的一个不错的选择。[3]
参考资料
2. Vitamin D supplementation to prevent acute respiratory infections: a systematic review and meta-analysis of aggregate data from randomised controlled trials. Lancet Diabetes Endocrinol. 2021.
https://doi.org/10.1016/S2213-8587(21)00051-6
3. Current vitamin D status in European and Middle East countries and strategies to prevent vitamin D deficiency: a position paper of the European Calcified Tissue Society. Eur J Endocrinol. 2019.
4. Skeletal and extraskeletal actions of vitamin D: current evidence and outstanding questions. Endocrine Rev. 2019.
5. Vitamin D and immunity in infants and children. Nutrients. 2020.
6. Vitamin D to prevent exacerbations of COPD: systematic review and meta-analysis of individual participant data from randomised controlled trials. Thorax. 2019.
标签： 补充剂
