L Carnitine Injection Levocarnitine IV Get Rid of Fishy L Carnitine Smell: Essential Fixes Tonum What you eat can influence how you smell and even how attractive you seem to others. Foods like garlic, onions, and cruciferous vegetables (broccoli, cabbage) contain sulfur compounds that affect body L Carnitine is an amino acid that supports weight loss as it is a fat burning supplement. L Carnitine Push is a direct and quick IV infusion procedure that can be done on a weekly 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.