Choline and betaine concentrations in plasma discriminate levels of dietary choline intake in healthy adults: analysis of a double-blind randomized crossover controlled feeding study.

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Title: Choline and betaine concentrations in plasma discriminate levels of dietary choline intake in healthy adults: analysis of a double-blind randomized crossover controlled feeding study.
Authors: Trujillo-Gonzalez I; Nutrition Research Institute, University of North Carolina at Chapel Hill, Kannapolis, NC, United States; Department of Nutrition, Gillings School of Global Public Health, University of North Carolina at Chapel Hill, Chapel Hill, NC, United States. Electronic address: isis_trujillo@unc.edu., Horita DA; Nutrition Research Institute, University of North Carolina at Chapel Hill, Kannapolis, NC, United States., Stegall J; Nutrition Research Institute, University of North Carolina at Chapel Hill, Kannapolis, NC, United States., Coble R; Nutrition Research Institute, University of North Carolina at Chapel Hill, Kannapolis, NC, United States., Paules EM; Nutrition Research Institute, University of North Carolina at Chapel Hill, Kannapolis, NC, United States; Department of Nutrition, Gillings School of Global Public Health, University of North Carolina at Chapel Hill, Chapel Hill, NC, United States., Lulla AA; Nutrition Research Institute, University of North Carolina at Chapel Hill, Kannapolis, NC, United States., Baah E; Nutrition Research Institute, University of North Carolina at Chapel Hill, Kannapolis, NC, United States., Bottiglieri T; Center of Metabolomics, Institute of Metabolic Disease, Baylor Scott & White Research Institute, Dallas, TX, United States., Sha W; Department of Cancer Biostatistics, Levine Cancer Institute, Atrium Health, Charlotte, NC, United States., Kohlmeier M; Nutrition Research Institute, University of North Carolina at Chapel Hill, Kannapolis, NC, United States; Department of Nutrition, Gillings School of Global Public Health, University of North Carolina at Chapel Hill, Chapel Hill, NC, United States., Friday WB; Nutrition Research Institute, University of North Carolina at Chapel Hill, Kannapolis, NC, United States., Zeisel SH; Nutrition Research Institute, University of North Carolina at Chapel Hill, Kannapolis, NC, United States; Department of Nutrition, Gillings School of Global Public Health, University of North Carolina at Chapel Hill, Chapel Hill, NC, United States.
Source: The American journal of clinical nutrition [Am J Clin Nutr] 2026 Apr; Vol. 123 (4), pp. 101236. Date of Electronic Publication: 2026 Feb 11.
Publication Type: Journal Article; Randomized Controlled Trial
Journal Info: Publisher: Elsevier Country of Publication: United States NLM ID: 0376027 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1938-3207 (Electronic) Linking ISSN: 00029165 NLM ISO Abbreviation: Am J Clin Nutr Subsets: MEDLINE
Database: MEDLINE Ultimate
Description
ISSN:1938-3207
DOI:10.1016/j.ajcnut.2026.101236