Get Rid of Fishy L Carnitine Smell: Essential Fixes Tonum L carnitine supplements can cause a fishy odor in the breath, sweat, and urine. This is likely due to the formation of trimethylamine (TMA). TMA is also responsible for the pungent smell of What's the Difference Between CLA and Carnitine? L Carnitine Side Effects & Safety: A Complete Guide The Science of Good Health L Carnitine: Benefits, Side Effects, And Dosage, Per Dietitians L Carnitine: Benefits, Uses, Side Effects, and More Govinda Lifecare