L Carnitine 500 mg Carnitine Protocol for Life Balance Essential L Carnitine Optimal Health Systems Herbal supplements may seem safe because they are natural, but for people with chronic kidney disease (CKD), they can pose serious risks. They may harm your kidneys, interact with medications, or increase Early research into L carnitine was often cited as underwhelming, showing negligible changes in muscle carnitine content and fat loss outcomes. However, these findings may have been limited by a short study window 6 potential benefits of l carnitine Good Food