Frontiers The gut microbial metabolite trimethylamine N oxide and cardiovascular diseases Dietary allicin reduces transformation of L carnitine to TMAO through impact on gut microbiota ScienceDirect 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 ( Trimethylamine NOxide Generated by the Gut Microbiota Is Associated with Vascular Inflammation: New Insights into Atherosclerosis Liu 2020 Mediators of Inflammation Wiley Online Library Decoding TMAO in the Gut Organ Axis: From Biomarkers and Cell Death Me DDDT Dove Medical Press Carnitine metabolism in the human gut: characterization of the two component carnitine monooxygenase CntAB from Acinetobacter baumannii Journal of Biological Chemistry