Dietary allicin reduces transformation of L carnitine to TMAO through impact on gut microbiota ScienceDirect The Role of Microbiome in Cardiovascular Health: Insights for Primary Care Interventions Cureus L Carnitine intake and high trimethylamine N oxide plasma levels correlate with low aortic lesions in ApoE transgenic mice expressing CETP Atherosclerosis Comparison of short term and long term effects of peroral L carnitine intake: clinical implications of elevated TMAO levels in cardiovascular complications Characterization of TMAO productivity from carnitine challenge facilitates personalized nutrition and microbiome signatures discovery Microbiome Springer Nature Link