Dietary allicin reduces transformation of L carnitine to TMAO through impact on gut microbiota ScienceDirect Dietary supplementation of l carnitine ameliorates metabolic syndrome independent of trimethylamine N oxide produced by gut microbes in high fat diet induced obese mice Food & Function (RSC Publishing) Frontiers Effects of choline metabolitetrimethylamine N oxide on immunometabolism in inflammatory bowel disease Dietary allicin reduces transformation of L carnitine to TMAO through impact on gut microbiota ScienceDirect Characterization of TMAO productivity from carnitine challenge facilitates personalized nutrition and microbiome signatures discovery Microbiome Springer Nature Link TMAO and Heart Health: What You Need to Know