L Carnitine and Male Fertility: Is Supplementation Beneficial? Frontiers The efficacy of orally administered L carnitine in alleviating ovarian dysfunctions has laid the foundation for targeted in vivo use: a study employing self control and propensity score matching Frontiers The efficacy of orally administered L carnitine in alleviating ovarian dysfunctions has laid the foundation for targeted in vivo use: a study employing self control and propensity score matching Frontiers Female infertility and diet, is there a role for a personalized nutritional approach in assisted reproductive technologies? A Narrative Review Carnitine traffic and human fertility ScienceDirect