Search Our Site: Search. Gulevich, Russian biochemist, discovered this vitamin in 1905. In 1990, a Swiss company started producing L – carnitine as a fat burner for those who go in for sport.
L – carnitine fat burner is synthesized in liver and kidneys, and also in some products, such as, meat, milk and curds. L- carnitine first broke on to the supplement scene as a fat burner back in the 1980s, but quickly lost is overwhelming hype due to stimulant- based fat burners and fat- burners which offered quicker results.