Losing weight with L carnitine supplements. Yes or no? Acute L Carnitine Supplementation Does Not Improve CrossFit Performance: A Randomized, Double Blind, Placebo Controlled Crossover Study L Carnitine Dosage for Fat Loss Labrada Nutrition LABRADA INDIA Effects of l carnitine supplementation on weight loss and body composition: A systematic review and meta analysis of 37 randomized controlled clinical trials with dose response analysis Clinical Nutrition ESPEN 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