L Carnitine has become one of the most commonly asked about supplements over the past 18 months and I can see why when looking at all the research that has come out about it over the last 2ish years., A Functional Medicine Approach to PCOS Nutritional Supplements for PCOS: Clinical Evidence and Recommendations Bionatura journal L Carnitine Tartrate Pure Prescriptions Co administration of Spirulina and L carnitine preserves ovarian reserve in a rat model of premature ovarian insufficiency via SIRT1 regulation of oxidative stress, inflammation, and apoptosis Scientific Reports Role of Oxidative Stress and Carnitine in PCOS Patients IntechOpen