The supplement contains Acetyl-L-Carnitine (ALC), which is a modified ... of L-Carnitine supplements include Optimum Nutrition, NOW Foods, Jarrow Formulas, and Nutricost. What is the most ...

Acetyl L-carnitine and propionyl-L-carnitine are available in supplement form. However, propionyl-L-carnitine is not approved by the U.S. Food and Drug Administration for the treatment of any ...

L-carnitine, also known as levocarnitine, is an amino acid that your liver, kidneys, and brain generate from two other amino ...