L carnitine: Heart Disease's Chemical Culprit? KQED Distinct metabolites in atherosclerosis based on metabolomics: A systematic review and meta analysis primarily in Chinese population Nutrition, Metabolism and Cardiovascular Diseases Progression of atherosclerosis with carnitine supplementation: a randomized controlled trial in the metabolic syndrome Nutrition & Metabolism Springer Nature Link The Carnitine butyrobetaine trimethylamine N oxide pathway and its association with cardiovascular mortality in patients with carotid atherosclerosis Atherosclerosis If you are like a lot of people, you may have never heard of carnitine but this important nutrient is critical for our body's ability to optimally burn fat required for energy.