Did You Know? Some people report a fishy smell after supplementing with L carnitine. This happens because certain gut bacteria convert carnitine to trimethylamine, a malodorous compound found in rotting fish. L Carnitine Side Effects & Safety: A Complete Guide The Science of Good Health Carnitine HealthyPlace Carnitene 1 g 10 ml 10 single dose oral solution L carnitine vials Farmacia Dottor Tili Is L Carnitine Safe? Watch FIRST BEFORE Taking L Carnitine Supplements Trimethylaminuria (Fish Odor Syndrome or TMAU)