Frontiers Dietary supplements in polycystic ovary syndromecurrent evidence There are many supplements that have been shown to be super helpful for all aspects of PCOS. On one hand, this is obviously very exciting but it can be overwhelming and confusing, hence this post can Frontiers Signaling pathways and targeted therapeutic strategies for polycystic ovary syndrome Role of Oxidative Stress and Carnitine in PCOS Patients IntechOpen L carnitine is a naturally occurring amino acid structure that is made in the human brain, liver, and kidneys. L carnitine plays a critical role in energy production, as it converts fat into energy.