l carnitine or l carnitine tartrate NOW Foods Supplements, L-Carnitine (L-Carnitine Tartrate) Pure Powder, Boosts Cellular Energy, Amino Acid, 3-Ounce Nutricost L-Carnitine Tartrate 1000mg, 120

Vitamin C plays a vital role in recycling other antioxidants such as vitamin E

Dobrzyska I, Szachowicz-Petelska B, Skrzydlewska E, Figaszewski Z: Effect of L-carnitine on liver cell membranes in ethanol-intoxicated rats

Maccari F, Arseni A, Chiodi P, Ramacci MT, Angelucci L: Levels of carnitines in brain and other tissues of rats of different ages: effect of acetyl-L-carnitine administration

(L-carnitine can enhance blood-thinning effects and combining the supp with anticoagulants may increase the risk of excessive bleeding.) Take thyroid medications like levothyroxine because L-carnitine may reduce their effectiveness, Walker says

Effects of carnitine on thyroid hormone action

All authors have read and approved the final manuscript