Optimizing Vitamin D Level: Bridging the Gap Between Theory and Practice for Optimal Health in Switzerland

Optimizing vitamin D levels poses a significant challenge in healthcare, characterized by varying guidelines, recent changes in testing coverage and widespread vitamin D deficiency. In Switzerland, where 59% of primary care patients have insufficient vitamin D levels and 12% are deficient, the complexity is heightened by the discontinuation of health insurance coverage for vitamin D testing without risk factors, as of July 1, 2022. This article explores the multifaceted landscape of vitamin D management, addressing the intricacies of testing, supplementation and guideline implementation. Through an analysis of the current guidelines and the pathophysiology of vitamin D, we aim to equip clinicians with the insights needed to navigate these complexities, optimize patient care and improve outcomes. PEER REVIEWED ARTICLE Dr Joël Capraro, Kantonsspital, Aarau, Endokrinologie, Diabetologie und Metabolismus Dr Stefan Zechmann, Stoffwechselzentrum, St. Gallen, friendlyDocs AG Received on November 19, 2024; accepted after peer review on December 20, 2024; published online on December 23, 2024.