I take L Carnitine for weight loss, it says not to take more then 1g per day, but I read online that i should have 2 4g per day to lose weight. What is Marked elevation in plasma trimethylamine N oxide (TMAO) in patients with mitochondrial disorders treated with oral l carnitine ScienceDirect Long Term Changes in Gut Microbial Metabolite Trimethylamine N Oxide and Coronary Heart Disease Risk JACC Dietary allicin reduces transformation of L carnitine to TMAO through impact on gut microbiota ScienceDirect Application of an ImprintandReport Sensor Array for Detection of the Dietary Metabolite Trimethylamine NOxide and Its Precursors in Complex Mixtures Harrison 2022 Angewandte Chemie International Edition Wiley Online Library Study reveals how red meat harms the heart. A species of gut bacteria, more abundant in red meat eaters, is key in turning a dietary nutrient called carnitine into TMAO which promotes blood clotting