calcium carbonate + colecalciferol; cholecalciferol · Medicine question

Where is the vitamin D in Adcal-D3 converted into its active metabolite, calcitriol?

Name: Where is the vitamin D in Adcal-D3 converted into its active metabolite, calcitriol?
Published: 2026-11-08T13:40:09.229Z

iatroX medicinesPublished 8 November 2026

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The vitamin D in Adcal-D3 is first hydroxylated in the liver to form 25-hydroxycholecalciferol, then further hydroxylated in the kidney to form the active metabolite calcitriol.

Sources for this answer

Adcal D3 chewable tabletsGrunenthal Meds · emc · SmPC §5.2 Pharmacokinetic properties · Version 14Document updated 1 July 2025

Sources checked 8 November 2026

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