Amino Acids for Super Humans, Part IV Purported Ergogenics (2 3): L Carnitine, ALCAR, LCLT, GPLC & Co. Creatine & Acetyl L Carnitine Energy Plus, 0.51 lb Life Extension Carnitine Rich Foods: Understanding L Carnitine and Its Benefits Loyal Spring Valley CoQ10 Plus L Carnitine Heart Health Dietary Supplement Softgels, 100 mg, 50 Count HSA FSA Eligible Walmart.com What is L Carnitine? L Carnitine is a naturally occurring amino acid derivative that the human body can synthesize itself. It is mainly found in red meat and dairy products. [1] Core Benefits of