PDF) Chronic acetyl L carnitine alters brain energy metabolism and increases noradrenaline and serotonin content in healthy mice Acetyl L carnitine Energy, anti aging Life Extension Europe Acetyl L Carnitine HCL 500mg per serving 180 Capsules People who live with depression have low blood levels of a specific molecule, new medical research has revealed. It's called acetyl L carnitine, and those with particularly severe, treatment resistant or childhood onset depression were