Frontiers Role of Carnitine in Non alcoholic Fatty Liver Disease and Other Related Diseases: An Update L Carnitine Think L Carnitine is making you lose hair? Think again. , Theres no scientific evidence linking L Carnitine to hair loss, in fact, some studies suggest it may even support hair growth by boosting Acetyl L Carnitine Genologix Effects of Oral L Carnitine Administration in Narcolepsy Patients: A Randomized, Double Blind, Cross Over and Placebo Controlled Trial PLOS One