Levocarnitine Liv Hospital L carnitine supplements bioavailability is very less and according to some studies it takes 8 to 12 weeks for for loss results, so if you decide to supplement with oral L carnitine do take it in Pharmacokinetics of L Carnitine Clinical Pharmacokinetics Springer Nature Link Pharmacokinetics of L Carnitine Clinical Pharmacokinetics Springer Nature Link L Carnitine Oral Solution 1g 10ml Vial (EU CTD Available) CPHI Online Gorilla Mode AR L Carnitine Gorilla Mind