l-carnitine 800mg ml Injection Carnitine 3000 Shot, 60 ml,
Description
(b) intervention: taking the target drugs, including carnitine-orotate, carnitine-orotate complex, and l-carnitine
Neuropharmacology 97 , 113121 (2015)

Edit: As an interesting side note, the stimulant effects of coffee and tea differ slightly due to the presence of a unique amino acid in tea, L-Theanine

La L-carnitine offre une source de carburant plus efficace que les glucides ou les protines
