L Carnitine: Benefits, Uses, Side Effects, and More L Carnitine: Benefits, Side Effects, And Dosage, Per Dietitians What Is L Carnitine? How Could It Help With Weight Management? Wellness Hub What's the Difference Between CLA and Carnitine? CUD Deficiency Primary Carnitine Deficiency 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