Acetyl L carnitine physical chemical, metabolic, and therapeutic properties: relevance for its mode of action in Alzheimer's disease and geriatric depression Molecular Psychiatry L Carnitine Linus Pauling Institute Oregon State University Depression treatment with natural acetyl l carnitine? Alterations in acylcarnitines, amines, and lipids inform about the mechanism of action of citalopram escitalopram in major depression Translational Psychiatry