l-carnitine fish smell oil Did You Know? ⁠ ⁠ Some people report a “fishy” after supplementing with L-carnitine. This happens because certain gut bacteria convert carnitine to trimethylamine, a malodorous compound found in rotting fish.⁠ ⁠ quality product that contains high L-Carnitine | Nature's Answer

Jeong SM, Xiao C, Finley LW, Lahusen T, Souza AL, Pierce K, Li YH, Wang X, Laurent G, German NJ, Xu X, Li C, Wang RH, Lee J, Csibi A, Cerione R, Blenis J, Clish CB, Kimmelman A, Deng CX, Haigis MC

While its common side effects (such as gastrointestinal discomfort and fishy odor) are reversible and dose-dependent, chronic administration poses a specific risk because LC is metabolized into trimethylamine-N-oxidase (TMAO)a pro-atherogenic metabolite that paradoxically counteracts its cardioprotective role ( This study has certain limitations

Psychiatry 70 KroenkeK.WuJ.BairM

10 for cardiovascular improvement because they have greater bioavailability and lead to greater improvement in vascular function