JCI l Carnitine in omnivorous diets induces an atherogenic gut microbial pathway in humans Revisiting the Role of Carnitine in Heart Disease Through the Lens of the Gut Microbiota Dietary allicin reduces transformation of L carnitine to TMAO through impact on gut microbiota ScienceDirect Cheap protein = expensive gut problems. Here's what to look for on the label before you buy Optimal DX FYI: Gut Microbes Increase TMAO Intestinal microbiota metabolism of l carnitine, a nutrient in red meat, promotes atherosclerosis Nature Medicine