L carnitine exerts a nutrigenomic effect via direct modulation of nuclear receptor signaling in adipocytes, hepatocytes and SKMC, demonstrating its nutritional impact 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) Mitochondrial control of fuel switching via carnitine biosynthesis Science Portal vein enriched metabolites as intermediate regulators of the gut microbiome in insulin resistance: Cell Metabolism Understanding the Role of Carnitine in TPN and IDPN Therapy