Restricted carbohydrate diets below 45% energy are not associated with risk of mortality in the National Health and Nutrition Examination Survey, 1999-2018.

"Conflict of interest ZC has research awards from The Thomas F. and Kate Miller Jeffress Memorial Trust for a project unrelated to the present study; and received honoraria from MKYoung Food & Nutrition Strategies, National Geographic Society, The Ohio State University, Routledge, Princeton University Press, and Nutrition Today for professional activities unrelated to the present research. MB has a research award from the United Soybean Board that has no relevance to the present project. The remaining authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest."

"This work was supported by the Institute for the Advancement of Food and Nutrition Sciences (IAFNS) Carbohydrate and Lipid Committees. IAFNS is a nonprofit science organization that pools funding from industry collaborators and advances science through in-kind and financial contributions from public and private sector participants. IAFNS had no role in the design, analysis, interpretation, or presentation of the data and results. View this project on the Open Science Framework at https://archive.org/details/osfregistrations-z3fme-v1."