Solgar Acetyl L Carnitine 1000 mg The Organic Market LCarnitine Effects Liver Enzymes Consensus L Carnitine 250 mg: Boost Energy & Enhance Metabolism Mountainside Medical Solaray Acetyl L Carnitine Capsules 500mg, 30 ct Fred Meyer Early research into L carnitine was often cited as underwhelming, showing negligible changes in muscle carnitine content and fat loss outcomes. However, these findings may have been limited by a short study window L Carnitine For Liver Health (1) Andy The RD