营销话术证据 B · meta 分析
无麸质饮食对所有人更健康
真相
乳糜泻 (~1%) 必须无麸质是医学事实, 但 Lebwohl 2017 (BMJ, 11 万人) 显示对无病者无心血管获益; 无麸质包装食品往往纤维更少、糖更多。
机制速览
对没有乳糜泻、小麦过敏或确诊 NCGS 的普通人, 无麸质饮食有没有健康获益? 证据是清楚的: 没有。
来源（2）
- Lebwohl, B., Cao, Y., Zong, G., et al. (2017). Long term gluten consumption in adults without celiac disease and risk of coronary heart disease: prospective cohort study. BMJ, 357, j1892. Restricting gluten in people without celiac disease was not associated with lower cardiovascular risk and may reduce whole-grain intake.
- Lebwohl, B., Sanders, D. S., & Green, P. H. R. (2018). Coeliac disease. The Lancet, 391(10115), 70-81. A strict gluten-free diet is the established treatment for celiac disease; diagnosis requires serology and biopsy.