Overview Does Supplementing Vitamin D Deficiency Affect Fusion Healing Rates in Elective Foot and Ankle Surgery? Status: Recruiting Trial end date: 2022-12-01 Target enrollment: Participant gender: Summary To assess if vitamin D status in the elective foot and ankle fusion population affects fusion healing categorically (fused vs. un-fused). Phase: Early Phase 1 Details Lead Sponsor: Allegheny Singer Research Institute (also known as Allegheny Health Network Research Institute)Collaborator: The Podiatry FoundationTreatments: ErgocalciferolsVitamin DVitamins