PCOS Nutrition Center L Carnitine (120 Capsules) PCOS Nutrition Center Let's cut through the marketing noise and look at the actual science of fat loss. A lot of supplements make big claims, but L Carnitine is heavily backed by research for its Benefits of L Carnitine for PCOS Landys Chemist L Carnitine Linus Pauling Institute Oregon State University 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