Intestinal microbiota metabolism of l carnitine, a nutrient in red meat, promotes atherosclerosis Nature Medicine A Review of The Contribution of Gut Dependent Microbiota Derived Marker, Trimethylamine N oxide (TMAO), in Coronary Artery Disease Current Research in Nutrition and Food Science Journal Trimethylamine N oxide (TMAO) is a small molecule produced in humans primarily by the gut liver axis and has become an important biomarker, and possible mediator, of cardiometabolic and renal disease. Dietary choline, phosphatidylcholine ( Simultaneous quantification of trimethylamine oxide and its precursors from gut microbial metabolic pathway TMAO and Heart Disease A Serious Heart Marker Functional Medicine University The Leader in Online Training in Functional Diagnostic Medicine