The effect of L carnitine supplementation on anthropometric and malnutrition status in acute ischemic stroke patients: a triple blinded randomized clinical trial BMC Nutrition Springer Nature Link 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 PDF) The effect of (L )Carnitine on weight loss in adults: A systematic review and meta analysis of randomized controlled trials Does L Carnitine Really Work? An Honest Guide The Science of Good Health