Solgar Acetyl L Carnitine 1000 mg The Organic Market Puritan's Pride Acetyl L Carnitine 500 mg 60 Caps eBay Acetyl L Carnitine for Heart, Diabetes & Kidney Health Kidney Coach Acetyl L Carnitine 500mg Appetite Control Energy Pills L Carnitine 500mg Acetyl Power 3B L carnitine is primarily synthesized in the liver from the amino acids lysine and methionine through a series of four enzymatic reactions, with the liver and kidneys converting the precursor butyrobetaine into active