Full article: Plasma pharmacokinetics and gastrointestinal transit of a new Propionyl l Carnitine controlled release formulation Carnitine Heart and brain health Life Extension Europe Propionyl L carnitine Corrects Metabolic and Cardiovascular Alterations in Diet Induced Obese Mice and Improves Liver Respiratory Chain Activity PLOS One Propionyl L carnitine induces eNOS activation and nitric oxide synthesis in endothelial cells via PI3 and Akt kinases ScienceDirect