Full article: Gut microbes with the gbu genes determine TMAO production from L carnitine intake and serve as a biomarker for precision nutrition Oolong Tea Extract and Citrus Peel Polymethoxyflavones Reduce Transformation of l Carnitine to Trimethylamine N Oxide and Decrease Vascular Inflammation in l Carnitine Feeding Mice Journal of Agricultural and Food Chemistry Characterization of TMAO productivity from carnitine challenge facilitates personalized nutrition and microbiome signatures discovery Microbiome Springer Nature Link The Gut Arterial Stiffness Axis: Is TMAO a Novel Target to Prevent Age Related Aortic Stiffening? Hypertension