Acetyl L Carnitine, 500 mg, 120 Vegetarian Capsules 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. ACETYL L CARNITINE STRONG LIQUID vial 25 ml Acetyl L Carnitine Core Nutritionals Get Rid of Fishy L Carnitine Smell: Essential Fixes Tonum What does L Carnitine taste like? (L Carnitine)