glycine propionyl l carnitine swanson L-Carnitine 515mg + 60 Veggie Caps Swanson Propionyl L-Carnitine with Glycine

The picture is further muddied by limitations in the studies, and different study designs, e.g., variations in patient populations, dosages, treatment durations, and outcomes, which make it impossible to synthesize a final answer to whether L-carnitine works

L-carnitine may support overall fat metabolism during exercise

Activity of L-carnitine and L-acetylcarnitine on cholinoceptive neocortical neurons of the rat in vivo J Neural Transm 1991

Both have a long history of use as dietary supplements

[DOI] [PubMed] [Google Scholar] 67.Ferreira GC, Tonin A, Schuck PF, Viegas CM, Ceolato PC, Latini A, Perry ML, Wyse AT, Dutra-Filho CS, Wannmacher CM, Vargas CR, Wajner M

References Hajihashemi P, Askari G, Khorvash F, Reza Maracy M, Nourian M