Frontiers Analgesic and Antidepressant Effects of the Clinical Glutamate Modulators Acetyl L Carnitine and Ketamine Carnitine and Mental Health: Exploring Its Role, Benefits, and Risks in Neuropsychiatric Disorders A Revolutionary Breakthrough in Understanding Mental Health and Improving Treatment for Anxiety, Depression, OCD, PTSD, and More 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 Trimethylamine N oxide (TMAO) is a small molecule produced in humans primarily by the gut liver axis and has become an important biomarker, and possible mediator, of cardiometabolic and renal disease. Dietary choline, phosphatidylcholine ( Trimethylamine NOxide Generated by the Gut Microbiota Is Associated with Vascular Inflammation: New Insights into Atherosclerosis Liu 2020 Mediators of Inflammation Wiley Online Library Acetyl L Carnitine Confident Health