Swanson Propionyl L Carnitine with Glycine Heart Health and Energy Support, Muscle Strength and Endurance, 60 Veggie Capsules Macy's Cohealon (Propionyl L Carnitine HCL) 333 mg 90 Tablets Propionyl L Carnitine for Erectile Dysfunction: What the Evidence Shows and How to Approach It Propionyl L carnitine dilates human subcutaneous arteries through an endothelium dependent mechanism ScienceDirect (C3) Propionyl L carnitine (N methyl d3) Propionyl l Carnitine Improvement of Hypertrophied Heart Function Is Accompanied by an Increase in Carbohydrate Oxidation Circulation Research