Frontiers Gut microbiota: an emerging target connecting polycystic ovarian syndrome and insulin resistance 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., Understanding the Benefits of L Carnitine for PCOS Management Protective effects of nutritional and polyphenolic supplementation in polycystic ovarian syndromes ScienceDirect Private Label Infertility & PCOS Support Capsules A Functional Medicine Approach to PCOS