l-carnitine supplementation for fat loss evidence review The bright and the dark sides of supplementation: a systematic | Journal of the International Society of Sports Nutrition L-Carnitine: Benefits, Side Effects, FAQ,
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Mamoudou, H., & Mune, M
One of the components can be inorganic nanoparticles

While it might still be a healthy mixture, it won't have the specific bioavailability of an encapsulated supplement

Next, serine hydroxymethyltransferase cleaves -hydroxy-- N -trimethyllysine into - N -trimethylaminobutyraldehyde and glycine, using pyridoxal 5-phosphate as a cofactor

Additionally, they also depend on the amount of glutathione taken, and the administration method

10.1155/2013/784520 ISRN Neurosci
