Trimethylamine N Oxide in Relation to Cardiometabolic HealthCause or Effect ? Does Carnitine Cause Body Odor? Lume Deodorant Breakthrough in studying the enzyme that ultimately produces fish odor syndrome EurekAlert! 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 When to take L carnitine: Dosage, forms, and side effects Development and Application of a UPLCMRMMS Method for Quantifying Trimethylamine, Trimethylamine N Oxide, and Related Metabolites in Individuals with and Without Metabolic Syndrome