Carnitine, Choline, Cancer, & Cholesterol: The TMAO Connection Gut Microbial TMAO Pathway Associated With Incident Heart Failure A 2016 study suggested L carnitine could drop a key cardiovascular risk marker by up to 12%, which sounded promising at first., But follow up research told a more complicated story, with inconsistent Identification of Polymethoxyflavones (PMFs) from Orange Peel and Their Inhibitory Effects on the Formation of Trimethylamine (TMA) and Trimethylamine N oxide (TMAO) Using cntA B and cutC D Enzymes and Molecular Docking Journal of Agricultural