Fish odour syndrome CMAJ Breakthrough in studying the enzyme that ultimately produces fish odor syndrome EurekAlert! Trimethylamine N oxide (TMAO): Pathway, Cardiovascular Risk, Diet & LCMS MS Testing Origins and metabolism of trimethylamine in humans Download Scientific Diagram Ever heard of Fish Odor Syndrome? Its a rare condition where the body cant break down trimethylamine a compound found in foods like fish, eggs, and beans. This leads to a strong, fish like smell