Overview Vitamin D for the Treatment of Women With Polycystic Ovary Syndrome (PCOS) Status: Completed Trial end date: 2014-09-01 Target enrollment: Participant gender: Summary The purpose of this study is to determine if vitamin D will improve insulin resistance, inflammation, and overall well-being in women with PCOS. Phase: Phase 1/Phase 2 Details Lead Sponsor: Milton S. Hershey Medical CenterTreatments: ErgocalciferolsVitamin DVitamins