Acetyl L Carnitine 500 mg Subgroup analysis by L carnitine dose. Download Scientific Diagram I take L Carnitine for weight loss, it says not to take more then 1g per day, but I read online that i should have 2 4g per day to lose weight. What is correct? : r Nootropics L Carnitine Linus Pauling Institute Oregon State University L Carnitine 3000 Liquid Supplements don't replace the workbut they can support it L Carnitine helps your body turn fat into usable energy, so you can push harder and recover better. Consistency first. Supplements second. Results