L Carnitine Benefits, Uses, Dosage, Foods, Side Effects Dr. Axe Supplement of the week: L Carnitine!, This one doesnt just boost fat metabolismit can also improve recovery, endurance, and even brain function. If youre serious about performance and longevity, Acute L Carnitine Supplementation Does Not Improve CrossFit Performance: A Randomized, Double Blind, Placebo Controlled Crossover Study Can L carnitine Boost Your Weight Loss Journey Trainest L Carnitine is not a magic fat burner It won't melt fat, build muscle, or replace hard work. The only thing it burns is your money Stick to the basics L Carnitine Benefits for Fat Burning and How to Use ICONFIT