{"product_id":"lab-questassured-25-hydroxyvitamin-d-d2-d3-quest-diagnostics","title":"QuestAssureD 25-Hydroxyvitamin D (D2, D3)","description":"\u003cp\u003eQuestAssureD 25-Hydroxyvitamin D (D2, D3) is a clinical laboratory test from Quest Diagnostics that measures circulating levels of both D2 (ergocalciferol) and D3 (cholecalciferol) metabolites in the blood, providing a comprehensive picture of overall vitamin D status. This test supports individuals seeking to understand whether their vitamin D levels fall within a healthy range, informing dietary, supplementation, or lifestyle decisions in consultation with a healthcare provider.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy It's Worth Considering:\u003c\/strong\u003e The QuestAssureD assay uses liquid chromatography-tandem mass spectrometry (LC-MS\/MS), a method recognized for its precision in distinguishing D2 from D3 — detail that standard immunoassay tests often miss.\u003c\/p\u003e","brand":"Quest Diagnostics","offers":[{"title":"Default Title","offer_id":42636249530462,"sku":"lab-questassured-25-hydroxyvitamin-d-d2-d3-quest-diagnostics","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0653\/6698\/2750\/files\/logo_90220731-ed6e-4d99-acbf-e943b2ffbf9c.svg?v=1777676627","url":"https:\/\/apotheca.market\/products\/lab-questassured-25-hydroxyvitamin-d-d2-d3-quest-diagnostics","provider":"Apotheca","version":"1.0","type":"link"}