Full article: Trimethylamine N Oxide (TMAO) in Seafoods: Shared Mechanisms Between Fish and Humans for Forming Gut Microbial TMAO: Overview of Animal TMAO Yield Potential Our researchers discovered a link between TMAO and a higher risk for abdominal aortic aneurysm. TMAO is created by gut bacteria as it digests certain nutrients found in red meat and other Trimethylaminuria (Fish Odor Syndrome or TMAU) Differential effects of oral and intravenous L carnitine on serum lipids: is the microbiota the answer? Trimethylamine N Oxide (TMAO) as a Biomarker Springer Nature Link