KLOW Peptide Blend GHK Cu BPC 157 TB 500 KPV L Carnitine For Women With PCOS Does It Help? Andy The RD So as promised my before and after pic's after taking L Carnitine.. I've taken for 15 days, i didn't exercise or diet at all .. BUT you can still see a difference.. If 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