Carnitine: the claims and why it may not work Essential L Carnitine Optimal Health Systems 6 Healthy Foods High in L Carnitine L carnitine containing food. Groups of healthy products containing vitamins and minerals. Set of fruits, vegetables, meats, fish and dairy Stock Vector Image & Art Alamy Vitamin L Carnitine Healthy Nutrient Rich Food Vector Illustration Stock Vector Illustration of food, organic: 187983218 What foods are rich in L carnitine (Levocarnitine)?