Country Life L Carnitine Caps 500 mg 60 Vegetarian Capsules L Carnitine, Athletic Performance and Longevity When to take L carnitine: Dosage, forms, and side effects Muscle Club L Carnitine 3000mg Fat & Energy Support 450ml Sports Performance Bulletin Other L carnitine: back on the block Supplement of the week: L Carnitine! This one doesn't just boost fat metabolismit can also improve recovery, endurance, and even brain function. If you're serious about performance and longevity, this might be